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  1. Nomenclature (using IUPAC)
  2. Shells
  3. school project
  4. Nagging problems
  5. computer programs?
  6. Transistors vs breast implants
  7. Redox reaction
  8. Experiments
  9. phenol + FeCl3
  10. Ionic number
  11. Nuclear reactions
  12. Melting point of 40% Sn and 60% Pb
  13. What volume required?
  14. Neutralization Reaction
  15. Egg
  16. Water
  17. Salt Peter?
  18. oxidization
  19. Enthalpy
  20. engineering spec. molecule
  21. water
  22. Aluminum Crystal Structure
  23. Chemistry Question
  24. finding possible isomers
  25. Chemo Reacting Volumes Of Gasses q's
  26. Complex chemical equations
  27. Orbital Nodes
  28. Ionization Energy and Stable Ions
  29. Why the pH value does not change?
  30. Durian + beer
  31. preparation of butanone by oxidation
  32. Please help!
  33. chem question
  34. Polarity
  35. [SOLVED] self diffusion of water
  36. Electron shells
  37. lab technique
  38. chromatography
  39. Uuq and Uuh the Same ??
  40. Chemistry Lab help
  41. Solutes vs. Solvents
  42. Please help : Homework problem.. almost there ? Equilibrium
  43. Enthalpy
  44. Alcohol amylase
  45. Custom Periodic Table
  46. Enthalpy and Entropy
  47. Electrophilic addition
  48. Extensive Organic Chemistry Database
  49. Spectroscopy
  50. Lewis and polyatomic ions
  51. [SOLVED] A chem problem...help please
  52. Denaturising Proteins?
  53. Explaining Acids and Bases to a Six-Year-Old
  54. Chemical LaTeX typeset
  55. atoms in a gas
  56. Square Planar Complex Ion Arrangements
  57. raney nickel
  58. Electron spin and chemical bonding
  59. chemical equation.
  60. Standerising NaOH
  61. pressure problem
  62. Involving Rate determining steps
  63. Photochemistry – books
  64. Grignard Reactions and Mg
  65. Reaction Mechanism
  66. Arithmetic help in chemistry...
  67. Stimulation Mg-O2?
  68. General Knowledge question
  69. Acid Problems
  70. Chemical equilibrium problem
  71. Oxidation States Help. URGENT!
  72. Do O2 gas and diphosphate combust at approx 40 degrees C?
  73. Chemistry!!!
  74. reaction mechanism
  75. Atomic Radii vs. Ionic Radii
  76. Stereochemistry of Bromine Addition to trans-Cinnamic Acid
  77. Help I Suck At Chem
  78. Chemistry!!! Diee!!!!!!
  79. bond energy
  80. Math Rules Chem:)
  81. dating methods: calculating atomic ratio?
  82. Look for pH
  83. balance the equation
  84. electrolyte and salivary amylase
  85. Stupid Hard Stuff
  86. May Sound Stupid But...
  87. Density with Chemistry?
  88. Using Spartan to calculate bond engery
  89. Need help badly on Gasses
  90. Molecular Formulas
  91. Need some more help
  92. Bond Order
  93. Potential Problem
  94. So I'm about to tear my hair out...
  95. Simple geometry of molecules
  96. The Nobel Prize in Chemistry 2003
  97. Could Deforistation lead to lack of ability to light fires?
  98. freezing koolaid
  99. Buffer problem
  100. Using Salt Peter as gasoline improver.
  101. Buckyballs!(and Buckybabies)
  102. Ionization Energies Calculation
  103. classifying reaction type
  104. Simple chemistry help needed
  105. Questions about molecular forces and shapes
  106. more chemistry questions
  107. Soluble metal ion to make heavy water?
  108. solubilities and pKa
  109. extraction of cafiene from tea leaves
  110. Cesium and Thallium
  111. H-NMR splitting
  112. What is this organic ring called?
  113. Dangerous lab experiment?
  114. why is ethanol the only drinkable alcohol?
  115. Electrons
  116. Tabacco, 100% cut, 90% 25%, etc.
  117. Burette help
  118. I need help in my chemistry homework
  119. some help with the Nernst equation?
  120. Strange Chemical Formula
  121. Labelling products
  122. Rechargable batteries
  123. Deep frying
  124. Lead into gold
  125. isoamyl acetate, a bee army?
  126. enantiomers and LCD
  127. ethanol and dehydration
  128. chemical applications of group theory
  129. Oxidation
  130. Electron Sub-Shells
  131. NADH, why strong electron donor?
  132. Stoichiometry?
  133. not sure what this means
  134. Tpap; Nmo
  135. Cornstarch and vegatable oil
  136. chemistry and A.I
  137. barium hydroxide
  138. Oxidation to Aldehyde
  139. A question about Infra-red Spectrum
  140. Another question on thermodynamics
  141. polarity absorptivity +_+
  142. Ammonium and Clorox
  143. Freebases and HCL salts
  144. hi-res n.m.r.
  145. Redox equations
  146. Se oxidation state!
  147. a question on enantiomeric excess
  148. molarity of solution
  149. a question on soxhlet extraction
  150. ???hm..
  151. i tried
  152. Speed and rate of combustion (in car)
  153. Carbonic acid formation mechanism
  154. um um um....
  155. Making chlorine gas with HCl & KMnO4
  156. the problems with 100% pure ethanol
  157. Hagfish slime as an option to plastics and other materials?
  158. The History of Chemistry - Paper Topic
  159. Precatalyst
  160. S.o.s.
  161. H2SO4 preparation
  162. iron
  163. Balancing Chemical Equations
  164. Wavelength of electromagnetic radiation
  165. Utlilizing Dalton's Law of Partial Pressures
  166. Activating atoms
  167. Permanganate to MnO2?
  168. Oxidation + Reduction Half-Reactions
  169. The Mind
  170. Subject for presentation, help.
  171. recycling
  172. dissociation
  173. Compound names to formulas
  174. Vapor Pressures of Solutions
  175. Electron Dot Diagram and Structural Formulas
  176. The Atomic Mass!!
  177. newbie needs help
  178. Chemistry tutorial
  179. Element properties??
  180. Wavelengths and dissociation??
  181. root mean squared
  182. reaction problem
  183. Unknown metal determination
  184. Mol Ratio
  185. Molecular dipole moment???
  186. not sure to easy answer
  187. Enthalpy of neutralisation
  188. Thread theory
  189. Laws of effusion
  190. Chem project, just need some starting advice
  191. Hydrocarbon Structural Diagrams
  192. molar conc.
  193. Avogadros Number
  194. Lithium
  195. Seeding the atmosphere with aluminum oxide: A good idea?
  196. chemical equations
  197. Naming Nonorganic Compounds
  198. Hess's Law
  199. Solubility of Gases
  200. Role of Metals in Living Systems
  201. DIfferent Amounts of Oxygen in Combustion?
  202. Organic Reaction Problem
  203. Molarity
  204. molarity questions
  205. Adding a weak acid to a strong acid
  206. NaCl and amylase
  207. Question about chemical formula
  208. Need help with electrolysis
  209. Links for the chemically inclined
  210. I need a strong oxidizer
  211. Can throw away batteries be charged?
  212. Vitamin C on daily basis
  213. Oxidation of Potassium
  214. alice in quantumland
  215. Acid-Base Reaction
  216. Help with two problems with empirical formula
  217. drug design
  218. Bayer's Reaction
  219. Why?
  220. Deprotonation of Acids
  221. Electron Affinity
  222. equilibrium constant of thiocyanoiron(III)
  223. Inorganic Analysis(Cations & Anions)
  224. sweet aspartam!
  225. Molecular Shapes
  226. Straight-line behavior
  227. cdS
  228. [OH-] or [H+] ?
  229. Concentration to mass
  230. baking powder...
  231. Acid questions
  232. Liquid nitrogen
  233. Detrmining Boiling points
  234. Geospheric chart of the elements
  235. Free energy how to measure it
  236. Water Proofing matches & Nobel Prize in Chemistry
  237. Do it yourself test-tube chelation question
  238. Aldehydes & Tollens Test
  239. A Tricky Reaction Mechainsm
  240. A simple question about Covalent Bond and Ionic Bond
  241. Hendersen Hasselbach
  242. elasticity in colloids (gels, jellies)
  243. colloids
  244. ligand substitution & first row transition metal complexes
  245. equilibrium problem
  246. invisible???
  247. Question about phenyl salicylate
  248. Balancing Equations
  249. Need Help in Calculating MW of Unknown
  250. Brush teeth with oxiclean?
  251. Buffer preparation problem
  252. Ground level ozone = smog?
  253. Acid/Oils: Bulk storage for collectibles
  254. Chemical energy
  255. can a pendulum clock be used in an earth satellite
  256. New here..PLEASE help
  257. Difference Between Aqueous Solution An Dliquid State?
  258. Where to buy bulk chemicals?
  259. Calculating nodal surfaces
  260. Twilight Zone Orgo Lab problem
  261. help on word...
  262. About Bohr's Model...
  263. Arraging atoms/ions based on atomic radius
  264. Help Needed Asap
  265. please help me!!!!!!!!!!!!!!
  266. Nonconducting liquid
  267. I need help with this chem question
  268. redox with 3 half reactions
  269. Ionic number for transition.
  270. gases in water
  271. oxidation number vs. ionic charges
  272. phenol + FeCl3..help!!
  273. A very intersting periodic table.
  274. Please help ASAP!
  275. Toxins and poisons
  276. Organic Chemistry Exam Help
  277. natural vibration
  278. Water purification
  279. Some pH problems that i am having trouble with
  280. some basic chemistry problems i have troube with
  281. Midterm Questions that i missed
  282. Acid Strength
  283. pH conceptual problem
  284. Help on a-level chemistry question
  285. Stuck on 2 Chemistry Questions
  286. electron affinity
  287. Effect of pH changes on UV absorbance
  288. Venus chemically.
  289. Mecury in a Sealed Flask
  290. Proof
  291. Need some help with Acid base titrations
  292. Buffer Preparation Problem
  293. molarity in diluted solution
  294. How is the superacid CH5+ made?
  295. thermodynamic equilibrium qu
  296. Safety of chemical experiments at home
  297. A simple question...
  298. carbon dating
  299. need some help...
  300. in need of help...
  301. Chemistry Forums
  302. Be god, "create first life"
  303. I'm not exactly sure about...
  304. Help with gases PLEASE
  305. Fluorescence
  306. Finding out the concentration of an acid or base
  307. About enthalpy and entropy
  308. About entalpy change
  309. some quick problems before my exam 2morrow
  310. AP Chem Exam (Multi Choice)
  311. Kerosene Oil
  312. Balancing Oxidation Numbers
  313. Why are protons positive. Why are electrons negative? Why do they attract?
  314. Lightning
  315. ATP and ADP
  316. need help with writing an ionic equation
  317. Colours
  318. potato battery
  319. [SOLVED] Purification
  320. Atomic Bomb Construction? -Yes!
  321. Attractive and replusive forces
  322. Major school task problem
  323. Elementary Chemistry Project
  324. Job choices with a CHE B.S.?
  325. Carbonate!!!
  326. what exactly is fire?
  327. Heat of Fusion Lab Help needed
  328. Better explosion?
  329. isomers of C9H20
  330. Chemistry imitating art: Borromean knot created
  331. Activation energy?
  332. Rates and Hess' law
  333. Gas with greatest molecular weight
  334. Does a substances friction increase with increased heat?
  335. Few questions
  336. Like dissolves like...
  337. Simple Gas mass/volume Question
  338. Avagadro's gas law....
  339. lone pairs and dipole moments
  340. carbonation
  341. Calculating Heat Of Combustion...
  342. Acid concentration Q's
  343. stuck on mass, volume problems
  344. Help...
  345. Does anyone know how to do these two questions?
  346. Review Questions
  347. Why can't you TIG weld Aluminium with DC current?
  348. synthesis of RhCl(CO)(PPh3)2
  349. some questions...
  350. Glowing liquid.
  351. spiderman
  352. Question 'bout the periodic table
  353. rate law
  354. Help! I am lost...
  355. another weird problem
  356. Ksubc question
  357. H2O+HCL -> what gas?
  358. help me!!!!!!!!!!!
  359. I'm finding organic chemistry difficult
  360. A few questions
  361. Electron Pairs, Outer Shells and Covalent Sharing
  362. water
  363. Thalidomide racemizing
  364. Activation Energy
  365. Does any one know where can I buy Potassium superoxide?
  366. old articles about some Rh compounds
  367. Temprature of Potassium suproxide
  368. equilibrium
  369. Analytical methods of calcium in milk
  370. acid theory - which ion does the donating?
  371. Difference in Physics and Chemistry Text regarding Wavenumber
  372. Isomers
  373. Is cloth a solid or a liquid?
  374. phosphine ligands: trans vs. cis
  375. changing pH
  376. Gauche
  377. Faraday's Electrolysis Forumlae question
  378. Chemistry solubility problem
  379. Stoichometry Question
  380. carbon atom
  381. Valence electrons
  382. froth floation
  383. Simple water question
  384. Polyatomic ions
  385. Racemic Mixture
  386. solubility and hydration
  387. Entropy Question
  388. Radii
  389. Relationship Between Density and Specific Heat
  390. Why CO2 will dissolve in water? thx
  391. More Questions
  392. H Nmr
  393. An important question!!!
  394. flame thrower
  395. calculate pressure in temperature changes
  396. A Organic Chem problem
  397. Books for Inorganic Chem?
  398. rates of reaction?
  399. Easy Way to Draw Structures to Post Here anyone?
  400. Good online chemical supply?
  401. Can anyone help?
  402. Greek fire
  403. Amide coupling reagents
  404. Bioactive Glass using Eggshell
  405. Calculating Partial Pressure?
  406. bio ceramics/far infra rays
  407. Chemistry websites
  408. Mechanism of Most Chemical Reactions
  409. self-ignition
  410. Radii : a practical example
  411. Entropy
  412. Have a question.
  413. hydrolysis reaction
  414. Emperical/Molecular Formula
  415. Elements
  416. Quick Enthalpy question
  417. investigatory project
  418. A tough question
  419. How would Nitrous Oxide dissolved at temperature of 350 degrees
  420. ORGANIC please help
  421. Do 3 electron bonds really exist?
  422. Repulsive/Attractive Forces
  423. FEMTOCHEMISTRY (Preparation of coherent state superpositions)
  424. Organic-Stability
  425. Burner
  426. gas pressure and temperature relation
  427. Boric acid used to provide heat protection?
  428. Rusting of Iron
  429. Rusting of Magnesium
  430. H-nmr
  431. Please Help
  432. Henderson-Hasselbach
  433. Osmolarity
  434. valence-HELP!!!
  435. Sugar with the fewest calories per sweetness
  436. Name that mineral
  437. Mixtures
  438. Ether, plz help
  439. Acids and Bases
  440. magazine
  441. Acids And Bases...
  442. problem with density
  443. Milk Detergent Experiment
  444. density calculation
  445. relative atomic mass of an element ????
  446. homework help
  447. Need Help Understanding Mass Spec
  448. Checking my understanding of Molarity.
  449. HW HELP: decomposition of ferric sulfide
  450. Synthesis of metal oxalate complexes
  451. investigate the range of complexes formed by transition elements
  452. help with beginner chem stuff
  453. Orbital craziness
  454. Hydrogenation of Alkenes
  455. How to draw the vapour composition curve in b.p./mole fraction diagram?
  456. Help needed with Aryl Carbocation stability and Electrophilic Aromatic Substitution
  457. Biochem Problems
  458. cooling..
  459. request advice on right application of NaOH or KOH
  460. Chromatography
  461. PH values of Neurochemicals
  462. Mass spectrometer
  463. Hydrochloric Acid
  464. Methanoic Acid's dissociation constant
  465. Ionisation constant
  466. help please
  467. Working of Voltaic cell
  468. Which Of The Following Statements Are Correct?
  469. Acids And Bases...
  470. online handbook?
  471. Chemical reaction
  472. Seven Carbon Alkene with one Stereogenic Center
  473. Hydroxylation of Alkenes
  474. experiment
  475. effusion rates....please help!
  476. Please help
  477. Partial Pressure
  478. Pentacoordination of Zinc?
  479. help....with these problems please!
  480. Finding salt concentrations :
  481. moles to mL?
  482. BTU Q's about burning water vs. burning gassoline...
  483. A problem relating to density and layers
  484. Balanced equations
  485. Shelf-Livees of Binary Chemical Weapons
  486. Molecular Oribtal theory, anyone?
  487. what is organic substances?
  488. Acids And Bases...
  489. Acids And Bases...
  490. Example of an reaction
  491. Dehydration reaction
  492. dehydration reaction
  493. Basic, Acidic, or Neutral
  494. reactions.
  495. Gravimetric ppt
  496. Oxyhaemaglobin V CO2
  497. Qualitative Analysis
  498. Need help urgently, due tomorrow...
  499. Character Table Hell!!!!!!!!
  500. Extra mass in atoms?
  501. Kb Expression and Value
  502. Volumes Cylinders
  503. Solvation of gas in soda....
  504. Empirical formula
  505. confusing pH question
  506. Neodymium Iron Boron
  507. The elution volume (Ve)
  508. chromatography....using acetone!
  509. Calculate Molarity of Cl- in Solution
  510. Atomic radius - core charge vs energy level
  511. Buffer solutions
  512. Help Setting up a Problem
  513. Periodicity & Chemical Bonding "Homework Help" General Chem
  514. What am I doing wrong?
  515. Questions regarding Chemical Reactions
  516. Basic Organic Chem Problem
  517. Voltammetry of alkylated colloids
  518. Question about heating an oxide
  519. Changes Of pH values....
  520. mechanism for methylbenzoate, help
  521. lipid peroxidation
  522. Enzyme Kinetics - Problems
  523. Nomenclature Question
  524. Question
  525. Acid Fast dyes
  526. Chemical Formulas
  527. Acidity of TsOH and HCN
  528. Mercury spillage
  529. Acid and Bases
  530. covalent compound
  531. Equivalence point
  532. Energetics of Organic Compunds!!!!!!!!!!help
  533. Hard Chem Question
  534. Help about benzoin condensation
  535. low composition of sodium in table salt????
  536. Lactic Acid and Blood
  537. Energetics of Compunds 2
  538. Tetraphenylporphyrin and dipole moments
  539. Polarity Question
  540. rate of ideal gas expansion
  541. Fluorescent paint
  542. How does carbon conduct electricity?
  543. pH question
  544. PH of salts
  545. Organic Chem
  546. spectral bandpass
  547. Electrochemical purification
  548. ppm iron titration
  549. Chem 101 problem
  550. Reaction Formula
  551. Chemistry CHALLENGED
  552. Hydrogen and oxyger
  553. Solubility fo hydrochloride salts
  554. Solubility of hydrochloride salts
  555. Another pH question
  556. concentrations/ mixing
  557. Construction of Nanoshells
  558. A question for Graduate students and higher
  559. Advice about preparing xanthates
  560. ink on plastic
  561. What do you make of this mechanism?
  562. copper(II)hydroxide ppts
  563. EDTA titration--(Analytical Chem.)
  564. cyclic voltammetry
  565. Help please, due tomorrow!!!
  566. Equality reaction
  567. Formula Weights
  568. Oh please help, only 3 hours left...
  569. i have trouble understanding the concept of resonance
  570. mechanisms
  571. Far Infra Rays
  572. Acidity
  573. A mass action expression
  574. help
  575. Enzyme Kinetics
  576. aphrodisiac
  577. What would be the ideal chemistry program?
  578. Oxidation using selenium dioxide
  579. acid base titration problem
  580. Is it safe to drink lab ethanol?
  581. Gold in seawater
  582. heat of reaction
  583. heat capacity
  584. Delocalized bonding!
  585. Stoichiometry
  586. I just started Chemistry need help please!!!
  587. physical chemistry
  588. help! need titration curve for Arginine
  589. A couple of questions of acetic acid
  590. NaHCO3 and aspirin.
  591. MO theory help
  592. Organic compund
  593. conjugate acid
  594. Equality reaction
  595. Thermochemistry - please help, test tomorrow
  596. Equality reaction
  597. AC Electrical heating - Clay sediments
  598. Confirming the major product...
  599. chemistry of athmosphere
  600. Infrared spectroscopy of a cyclic alkene
  601. A question about oxidization
  602. Hydrates
  603. WHy OXygen can react with metal?
  604. atom to have no electrons?
  605. Acidity of substituted phenols
  606. Retro Synthetic Analysis
  607. Polar or nonpolar?
  608. Precipitaion question!
  609. Molarity question
  610. mass loss question
  611. Oxidation of Aluminum
  612. Some general questions
  613. Does temperature affect mass?
  614. alcohols and solubility
  615. Oxidized gold
  616. [SOLVED] titration need help getting started
  617. more covalent???????
  618. general "quantities in chemical reactions" questions
  619. Tautomers and pka
  620. Bond Angle
  621. Bunch of easy Chemistry questions
  622. Reaction direction question
  623. Oxidation related question
  624. Organic Chemistry Lab
  625. Elementary dichlorination rxn
  626. redox reaction
  627. Maxwell's Demon
  628. Chemical Formulas
  629. Calculate [H+]?????
  630. spectroscope
  631. "neon"
  632. Incandescent lamp
  633. Question
  634. Good chemistry intro books?
  635. titration question
  636. Net ionic equation
  637. acids, bases, etc
  638. pKa of Phenols
  639. Identify element x
  640. Polymerization (Organic Chem)
  641. distinguishing between unknown organic compounds
  642. Lewis Structure Problem, Atoms of more than 8 valence electrons?
  643. Question regarding redox process
  644. Help please!
  645. Conjugate acid of H2PO4
  646. Calculating Molecular Geometry Angles
  647. enol-keto interconversion
  648. strong oxidizing agents
  649. boric oxide
  650. Delayed Chemical reaction
  651. Organic Chemistry Lab "Sensitive Data"
  652. Basic Rain?
  653. Finding Volume of gases!
  654. Exothermic Origin
  655. Valence Bond question
  656. Determining molecular formula
  657. Metallic bonding...
  658. question about humidity in milk
  659. Organic
  660. Xylene isomers
  661. mystery alkali carbonate
  662. Optical isomers....
  663. Please Help!
  664. Help... empirical forumla... : /
  665. What makes an explosive.
  666. Orbitals
  667. Side Chain Oxidation
  668. Is inhaling Ozone safe?
  669. titration equation
  670. Galvanic Cell
  671. Double bonds...
  672. Mole question
  673. Please help with oxidation mecanism
  674. Intermolecular Forces HELP!
  675. ASA and ASPIRIN
  676. Can you help me with this thermodynamics question
  677. Chlorsulphonic Acid
  678. Organic chemistry
  679. VSEPR/Hybirdization/diagrams HELP!!
  680. Hybirdization
  681. Lab experiment
  682. Stoichiometry
  683. Titration
  684. PH-calculation question.
  685. formula
  686. Rf value
  687. Glucose....
  688. Two unknwon factors in this stoichiometry problem
  689. Chromatography
  690. Redox
  691. Redox in basic solution
  692. Very weird problem here....
  693. Redox for molybdenum
  694. Freezing point
  695. Getting the identity of an unknown element in a reaction.
  696. Outer shells and reactions....
  697. Setting up a galvanic cell (1.25V)
  698. ester formation & amount of acid catalyst needed
  699. A stupid question...
  700. Buffer Solutions
  701. Boiling Point of a solution.
  702. Which oxidation state should I assume when balancing equations?
  703. Melting point
  704. Calorimetry Question
  705. Hard problem
  706. In High School chem wrong like HS Physics?
  707. Quick Enthalpy Help
  708. Mn Catalyst for Asymmetric Epoxidation
  709. When reactions occur, how can you differentiate between A2B2 and 2AB?
  710. Bonds? Where are the val. e-'s
  711. covalent bonding
  712. Very Difficult : Finding final Volume gasses (for me)
  713. Nuetralization Reaction involving a weak acid and weak base
  714. Long-winded finding of Limiting Reagent
  715. How to make a raincloud disappear ?
  716. Need help on radial distribution on excel!!!
  717. optical isomerism
  718. I think this is Daltons Law Problem
  719. Starch vs Cellulose??
  720. Chem help please?
  721. How to erase pen writing by chemical?
  722. Ortho,meta,para.
  723. 4,5-Dibromoisatin synthesis
  724. Help! practical application of common ion effect
  725. Some difficult questions
  726. Water (& Hydrogen Bond?)
  727. Lab Experiment:Calculating Molar Enthalpy of Fusion of Water
  728. Excessive Heavy Metals in Dieased Brains?
  729. undergraduate chemical engineering
  730. High School Lab: Precipitates and Solubility Rules
  731. Net ionic equations
  732. Vinegar and Soda
  733. explain this for me, thanks!
  734. ASA Titration
  735. Dissolving on a molecular level.....
  736. Sugar alcohols and their effect on your teeth.
  737. Ethanoic/propanoic
  738. aerogels - Supercritical Extractions?
  739. Types of Chemical Reactions
  740. emperical formula
  741. COnductivity/Resistivity
  742. Prediction the Products
  743. Determination of the final temperature inside a calorimeter
  744. "Hot" Water
  745. Equilibrium constant...
  746. Chlorination mechanism....
  747. condensation polymers
  748. Solution Concentration: Molarity
  749. Standardization of H2O2 Solution
  750. Silver-sulphur
  751. C Nmr
  752. Alcohols Combustion
  753. Did anyone actually enjoy organic chem?
  754. Hess' Law
  755. Molecular orbital question
  756. Acid-Base neutralization w/ more than 1 base.
  757. Polymerization - Synthesis of Orlon
  758. Errors in Ksp lab?
  759. Electrochemical Cell Question
  760. Having Trouble With Calculations
  761. Titration Calculation question.
  762. Need Tips for doing Hess's Law
  763. Isomers Of Nitrogen Difluoride..
  764. Presistant Organic Pollutants, Stockholm Convention
  765. Would a noble gas react with a radical?
  766. relative basicity of two molecules.
  767. acs
  768. A simple question.
  769. Molecular Orbital Theory
  770. Home Brew?
  771. Naming Ionic formulas
  772. Gas chromatography
  773. What is Dioxin ?
  774. the exact difference between Chemistry and Physics..
  775. Berylium and Lithium
  776. Cis vs. Trans epoxidation of olefins
  777. Linear range- in detector of GC
  778. aspirin questions
  779. Thermodynamics: Equilibrium HELP!!!
  780. Acidic, Basic, or nuetral???
  781. salt and freezing point
  782. Bond Angles
  783. structure of boehmite
  784. chemists, I NEED HELP WITH ALCOGELS!
  785. Temperatures of reactions
  786. The definition of 'shielding'
  787. gas chromatography!
  788. hybridaization
  789. good links about Gas Chromatography
  790. Electronic Configuration Question
  791. mole fraction
  792. Fluorescence
  793. Shapes of orbitals
  794. pH help??
  795. What elements of Gen. Chemistry I are important in II
  796. Rusting
  797. Laboratory Apparatus question
  798. polarity
  799. Normal electron configuration Ethyne
  800. Packing Spheres
  801. proton
  802. Boiling points of water
  803. Silver nitrate
  804. Lab Setup question
  805. Gas Collecting Setup
  806. Ksp question
  807. Thistle tubes
  808. Can air be frozen?
  809. Net Ionic Equation
  810. Does nuclear bombs emit EMP?
  811. Heat of Reaction - Calculations Help
  812. Chemics of NOx
  813. Mark-Houwink-Sakurada constants - HELP!!
  814. Strong Base - Weak Acid ?
  815. coursework - unknown acid: tests - PLEASE HELP!!!!!
  816. very simple polar covalent bond questions
  817. find the mass
  818. How to combine elements of differing ionic charge
  819. Molecular model kits
  820. Hplc!
  821. equilibrium / buffer question
  822. Chemical Equilibrium Problem
  823. VSEPR Theory.....
  824. Chemical Equilibrium Problem #2
  825. how do i draw the structure of O-iodotoulene?
  826. Calculating Avogadro's number from scratch
  827. Balanced Reactions and Mechanisms
  828. Classifications
  829. Element that is also a molecule?
  830. Glucose
  831. Urgent: Finding Mystery Volume
  832. electric field
  833. a Carbon skeleton with 2 diff functional groups
  834. Heat Capacity iron heating water
  835. Supercritic CO2 as an extraction solvent
  836. Chemical bounding
  837. Questions about the separating mixture
  838. What are the pragmatic applications of physical chemistry?
  839. Limiting Reactions help
  840. Reaction of 1-chloro-2-propanol with hydrogen halides
  841. catalyst
  842. Chemical compositon of sugar [substitutes]
  843. Manometers
  844. Organic Chemistry
  845. Bond sizes in organic chemistry
  846. properties of organic acids.
  847. Relating Molar Enthalpy of Oil to Something: Need Lab Ideas
  848. Tylenol and Advil
  849. help with 'elementary' question..
  850. Organic Chemistry
  851. Physical chemistry..
  852. Help!
  853. alkanes, alkenes, and heat
  854. shape of H2SO4
  855. electrorheological fluids
  856. Alkene reactions
  857. bleech golfballs
  858. A Question about Chromatography
  859. Molar Mass question
  860. Vitamin A and Beta Carotene
  861. *Thermite Reaction*
  862. Simple question.
  863. What was happening on the lab?
  864. Please Help!
  865. determination of the atomic radius of an Al atom
  866. Chemistry Supplies?
  867. Hydrogenation of 1-Octene to n-Octene
  868. Curious question
  869. Applying Chemistry to the real world
  870. Reaction of acetone with oxalic ester
  871. COOH synthesis
  872. Having a problem with atom/ion radius
  873. Availability of Chemicals
  874. Basic Stoichiometry
  875. Mass measurement for gases
  876. CSI Test
  877. One question
  878. Isotopes
  879. Electrolytic Cells
  880. Ethers
  881. Conductors
  882. Per cent
  883. Synthesis of a nitrile from an amide
  884. Calculation problem
  885. Hydrogen bonds!!!
  886. Energy problem
  887. Does HOF exist?
  888. Protonation
  889. polar aprotic solvent sn2 rate
  890. Entropy Change
  891. optically active compounds
  892. Question regarding bonding in liquid.
  893. Why is HF dangerous
  894. estimating width of molecules
  895. Why are liquids generally less dense than solids?
  896. Calculating pressure
  897. Calculate volume in combustion
  898. partial pressure
  899. about the substitution reaction
  900. Gravimetric Analysis
  901. Urgent Purty Problem
  902. Question on how to prepare mixtures.. need help!!
  903. Maillard Reaction
  904. Hydrogen to Helium...Helium to heavier elements
  905. Oxidation States
  906. NaCl Crystal
  907. Titration of NaOH and HCl... need help
  908. Electrolysis Of Water Help Please....
  909. Organic help
  910. Chemistry Hydrate Problem
  911. Tetrahedrally adapted metal d-orbitals?
  912. Cod?
  913. volumetric analysis question. Help plz
  914. Theoretical/Computational Chemistry
  915. acetanilide
  916. evaporated beer
  917. Calling all Chemistry Experts
  918. Order of reaction
  919. Questions about chlorine
  920. Kinda dumb q about oxygen
  921. Isolation of cobalt
  922. Detecting Minerals through chemistry
  923. Right vs. Left Handed Molecules
  924. Log Sig Figs Confusion
  925. Molality question
  926. percentage problem
  927. Empiric formula
  928. acid bases help
  929. Need Some Help
  930. Solid Rocket Motor
  931. Finding temperature
  932. writing balanced net ionic equations
  933. Chemistry Questions
  934. Copper Nitrate plus water
  935. Question about Experimental Results
  936. Bonding energy?
  937. Basic chemistry help
  938. Really basic netron/ electron stuff
  939. State of matter?
  940. word equation
  941. IUPAC names
  942. Helppppp Stoichiometry (sp?)
  943. site
  944. Molecular Structure
  945. can pure molten hydrochloric acid conduct electricity?
  946. Structure of 2,4-Pentanedione
  947. Normality question
  948. chloroform and metals
  949. organic help
  950. volume needed to precipitate something
  951. need help ASAP!
  952. ethylene reaction
  953. Oxidation States....
  954. Double bond....
  955. thin films and the likes...
  956. Thermal Gravimetric Analysis question.
  957. Calculating Partial Pressures, Keq
  958. Starlight
  959. atomic spectra
  960. Which of these is spontaneous??
  961. Ionic Charge and the Periodic Table
  962. Make hydrochloric acid
  963. I need saltpeter
  964. dilution
  965. One question
  966. Calculating Ea through slope
  967. Titration
  968. cool reaction!!!
  969. Hydrogen Peroxide
  970. Stoikiometry
  971. pH meter
  972. Periodic Trends
  973. Chemical confusion?
  974. problem help!
  975. An other stoiciometry problem
  976. Lab safety-related
  977. Do pH levels carry on thorugh evaporation?
  978. Lewis Dot Structure for ClO4-
  979. Chemistry Scavanger Hunt
  980. Stoichiometry Help
  981. Dissociation type problem
  982. Non 1:1 Ratio in Acid-Base Neutralization
  983. EXCIPLEX : a "new" molecule
  984. Chemical Kinetics Query
  985. Molarity?
  986. peroxide's cool
  987. Uber Explosives
  988. Calcium + Calcium Nitrate → ?
  989. Naming Acids
  990. Analytical separations
  991. Manufacture of nitric acid
  992. Light and Electrons
  993. Solids are solids
  994. Fractions of distillation.....
  995. Websites
  996. Enzymes and Catalysts
  997. Hear me out; this *is* a chemistry question
  998. Conductivity of Water
  999. bone experiment, need facts
  1000. Bond enthalpies....
  1001. Molecular Shapes
  1002. Half Life help
  1003. Electrochemistry question
  1004. few questions
  1005. need urgent help with chemistry lab - kinetics
  1006. I need help with determaning the age of something by rust
  1007. Plea for help with kinetics lab -- Urgent
  1008. Redox reactions
  1009. Last Minute Help
  1010. density of water and bonds.
  1011. Two, atleast to me, perplexing chem problems
  1012. pH
  1013. Chem Trends
  1014. LIMITING reactions
  1015. Calorie Problem
  1016. nfo of different chemical components?
  1017. Chemical Shifts
  1018. fire
  1019. Vespr Help
  1020. Are white and brown sugar the same thing?
  1021. extraction/purification caffeine - help
  1022. History of Chemistry
  1023. Poll: Best invention ever and why?
  1024. Titration
  1025. Question
  1026. Chemical Equilibrium, finding concentration
  1027. Spectrophotometry
  1028. Last Minute Question--Test Hours away
  1029. Gas in windows?
  1030. Acid!
  1031. Reducing agents
  1032. Finding major species in aqueous solutions!
  1033. vapor pressure
  1034. recrystallization websites
  1035. Please Help!!!
  1036. Biofuels?
  1037. To determine the activation energy
  1038. enthalpy of neutralisation
  1039. Burning Salt
  1040. Equilibrum Concentration Problem
  1041. Simple question about calorimetry.
  1042. American Chemical Society - Spring 2005
  1043. bp and mp
  1044. molar enthalpy of reactions...
  1045. Vapor Pressure
  1046. Nutritional information
  1047. Straightfoward chemistry question.
  1048. totally stuck!!!
  1049. Inorganic Fertilizer
  1050. Chemistry of Alkaloids
  1051. Double Dissaciation Problem
  1052. self adhesive vinyl
  1053. Corn Starch
  1054. conjugate pairs versus not conjugate pairs
  1055. Finding pH and molarities
  1056. Question in regards to the equilibrium law and expressions
  1057. Etching copper
  1058. Disproportionation....
  1059. Purchasing chemicals?
  1060. Volumetric estimation of iron(II)ions
  1061. some basic concepts of chem
  1062. net ionic equations
  1063. Fire Anyone?
  1064. Earth.
  1065. Fuels
  1066. Gas laws
  1067. Measuring rate of reaction via rate of temperature change
  1068. Please check these balanced equations!
  1069. synthesis problem - help plss
  1070. Question about solutions.
  1071. Mercury Hg2+2 ion
  1072. Sleeping Potion
  1073. Questions in conductivity of solutions
  1074. A question about gravimetric analysis
  1075. crystallization
  1076. Gases
  1077. Question about titanium tetrachloride
  1078. Innocentive Challenge
  1079. Adding KNO3
  1080. Lasers/ Atoms
  1081. Hydrogen bond
  1082. limestone, weathering, metal, word equation
  1083. Calculating a Kis value for a competitive inhibitor
  1084. quick help!!!
  1085. idle wonderings
  1086. Which ions?
  1087. Activity series in water
  1088. Gas Law Problem.
  1089. Electrochemical cell
  1090. What's the blue/black crap in the water? (electrolysis)
  1091. Fossil fuels-- rescue me plz
  1092. Color of fire
  1093. Kinectics
  1094. How do flourescant lights work/run out?
  1095. help for ionization
  1096. What is green copper?
  1097. Soda with melted ice
  1098. H/D exchange
  1099. Energy in Chemical Reactions
  1100. Schoolground environmental chemistry
  1101. Ph Problem
  1102. Hydrogen Balloons
  1103. Zn(NO3)2 problem!!!
  1104. Help with products of reactions
  1105. hydrogen
  1106. Spectrophotometry
  1107. Heat of Vaporization
  1108. density of sodium hydroxide
  1109. Polybutene
  1110. about crystals
  1111. Ice
  1112. enthalpy of formation
  1113. Wavelenght
  1114. Partial Energy Level Diagram for Hydrogen
  1115. 10,000ppm hypochlorite
  1116. Creating Light
  1117. thermochemistry
  1118. Vapor Density: 1.3
  1119. Why sometimes is it more accurate to weigh liquids than to use a graduated cylinder t
  1120. Question about AMU & Temp. Conversions
  1121. A question about calorimetry
  1122. when they combine
  1123. Finding Moles of ML?
  1124. Mixing oil and water
  1125. Iron/Copper Age
  1126. periodic table/electron config
  1127. A quick chemistry Question
  1128. Acid-base titration
  1129. A hard electrochemistry question (in my opinion)
  1130. another universe
  1131. Acid/Base Question
  1132. Molecular Weight Question
  1133. Ionic equations
  1134. Why do most reagents have potassium instead of sodium?
  1135. Iron/Stainless Steel
  1136. Metal Equation
  1137. Electron probability in oscillating hydrogen molecule
  1138. What is the mechanism for demercuration of organomercurial alcohol?
  1139. Metals from ores..
  1140. Why is the flow behaviour or viscosity important in the case of polymer?
  1141. pH
  1142. Isoelectronic series?
  1143. Help!
  1144. Which photon has the higher frequency?
  1145. EM radiation frequency
  1146. Catalytic reactions
  1147. Catalysts
  1148. Residual Entropy
  1149. Thermodyamics
  1150. This Cannot Be Density In Chem
  1151. pi bonds for hybridizations
  1152. Organic Chemistry: Formamide + Formic Acid
  1153. Organic Chemistry: Haloform Reaction
  1154. atomic theory in another planet - problem
  1155. Figuring out the acidic % of a certain food
  1156. Arrhenius equations; A2 Chemistry coursework
  1157. Why do onions make you cry?
  1158. Hydrocarbons
  1159. Molarity notation
  1160. Huh?
  1161. two simple questions
  1162. physical equilibria
  1163. H2S + xxx -> Neutral
  1164. thinking hard about errors in titration!
  1165. Specific heat - calorimetry??
  1166. Absorbance and Stray light...helppp!
  1167. please help with equilibrium problem
  1168. A good smoke bomb.
  1169. Swimming pool chlorine questions
  1170. Chrome alum
  1171. Stearic Acid combustion
  1172. Problem related to Alkenes
  1173. Back-titration help
  1174. Formula
  1175. PV=nRT?
  1176. Atomic structure
  1177. Calculating Heat of Combustion
  1178. Acid/Base Reactions
  1179. Buffer Systems
  1180. Specific heat question please help =(
  1181. molar mass
  1182. a mol question
  1183. Making a gold solution for plating.
  1184. Heat capacity
  1185. Equilibrium.
  1186. pressure
  1187. Lewis Structure + Molecular shapes
  1188. Acid Questions
  1189. help needed badly in understanding the concept of atomic masses
  1190. Reaction of an organic acid with aluminium phosphate
  1191. Very basic
  1192. need help with rate
  1193. nodal surfaces?
  1194. Oxidation number
  1195. Boiling point question
  1196. Oxide coating question
  1197. Ore Mining question
  1198. Atomic mass: Isotope question
  1199. Another boiling point question
  1200. Enthalpy question
  1201. Gas Law problem
  1202. Enthalpy
  1203. Conjugate acid
  1204. the Bohr model of the H atom for anyone who needs it
  1205. Covalent bonds
  1206. Acid indicator question
  1207. Am I doing these Chemical Equilibrium Mass Action Expression problems correctly?
  1208. bonding quest.
  1209. changing molar mass at diff temp and pressures - help
  1210. Synthesis
  1211. flame color
  1212. Need help with titrations and buffers
  1213. need help with simple calorimetry problem
  1214. Review my work?
  1215. Crystal experiments
  1216. Foggy mirror...
  1217. Explosives
  1218. Grey and White tin
  1219. Bonding in Liquids
  1220. real gases
  1221. Separtion by paper chromatography
  1222. Concentration Citric Acid in Lemon Juice?
  1223. Reducing Sugar
  1224. Nopola polar covalent ionic?
  1225. Shapes of structural diagrams-help!
  1226. Fishing...
  1227. Am I getting the correct answers for these Chemical Equilbium (I have a test tommorow
  1228. Reaction Rate
  1229. Martini Chemistry
  1230. Identifying spectator ions
  1231. Hair Gel
  1232. Undo Highlighters Chemical
  1233. chemical makeup of tapwater
  1234. Nitrogen Organic
  1235. Coal Tar....wtf?
  1236. Predicting a reaction between ester and acyl halide
  1237. Fast reactions
  1238. Mercury + Aluminium Equation
  1239. Pros & Cons of Citric Acid in Lemon Juice
  1240. pH -- really basic, I know, but I'm tired
  1241. Seperating with solubility
  1242. silicon inert?
  1243. natural log of a pressure is...?
  1244. Two more for the champs
  1245. Some Equilibrium Problems
  1246. Equalibrium Problem
  1247. Help! Urgent!
  1248. A very specific equilibrium reaction...
  1249. Ferric Chloride: MSDS and safety precautions
  1250. Back with a brand new edition
  1251. Question on Ionic bonds and compounds
  1252. Need help finding the formula of a compound
  1253. what's the answer
  1254. ASA Synthesis
  1255. Electrochemisty Concept- Help Plz
  1256. two equilibrium problems
  1257. Buffer solution
  1258. Which will dissolve in water Castor Oil or Potassium Iodide?
  1259. Solutions compared of solutes and solvents
  1260. Why is the heat of formation for NaOH negative?
  1261. Rates of reactions
  1262. UV visible spectroscopy
  1263. Need Help!!!
  1264. where can i find a list of redox half equations?
  1265. redox equations
  1266. geometric isomers
  1267. Potassium Chlorate and Sugar ignitor
  1268. Chemistry Buffers
  1269. redox equations help
  1270. Chem Equilibrium Q
  1271. brown ring test
  1272. is this equation correct?
  1273. Will a long tube act like a fractionating column?
  1274. Silicon dioxide
  1275. absolute zero
  1276. Chemistry Question
  1277. Why is Hydrogen so flammable?
  1278. Chemistry joke
  1279. Acivation energy question
  1280. Help!! I need to know how...
  1281. Equilibrium Question
  1282. Silicon Surface Texture.
  1283. crystal ID
  1284. PhD in chemistry
  1285. Atomic absorption spectroscopy
  1286. Henry's Law Constants
  1287. Simple question
  1288. help
  1289. Equilibrium
  1290. Two quick questions
  1291. Please help
  1292. Sn1 vs Sn2 reactions
  1293. Question on the rxn of Alcohol and Carboxylic acids.
  1294. Chemistry Question - Help Needed
  1295. Acceptable GRE Score (Chemistry)
  1296. Does pure gold oxidize(I truly need a long-time proffesional chemist)!
  1297. Canadian Chemical Distributors
  1298. quick question
  1299. Vinegar to methanol?
  1300. Diamond
  1301. any suggestions for inorganic chemistry problem books?
  1302. Questions from Exam Grade 11 Just Check
  1303. Chemical components in insecticides
  1304. help!!!!can anyone answer my question!!!!!!!!!
  1305. Infinite Energy With Fuel Cells?
  1306. Detecting volcanic ash or meteor.
  1307. Thermodynamically favored reaction
  1308. Chemical snow
  1309. Properties of CsF and NaF..
  1310. Enthalpy
  1311. Finding Unknown Liquids
  1312. heat of combustion
  1313. Need advise about Industrial Chem!
  1314. How do I remove copper from water (be realistic)
  1315. basics please
  1316. Redox
  1317. Urgent A2 OCR Planning help
  1318. isomer separation
  1319. working out the ph of CH3COONa
  1320. What Is Acyclic Isomer
  1321. Redox Relapse
  1322. ACS Organic Exam... Who's taken it?
  1323. CHEM EQUAtioNS HARD!!!
  1324. Chemical cell ! help !
  1325. oxidation numbers
  1326. What part of air hits dust?
  1327. some question need to be solved!!!!!
  1328. Chlorine Poisoning??
  1329. does anyone know what color azo-dye..
  1330. how does ions affect rusting
  1331. any computational chemists in the house?
  1332. Confused!
  1333. Quick organic chem question\
  1334. Difficult question
  1335. please help
  1336. pH calculation
  1337. incorrect exam Questions
  1338. calculating the amount in moles
  1339. inept neutralisation
  1340. Esterification
  1341. 2 Q's
  1342. heat of reaction
  1343. Heat of Reaction
  1344. My heads gonna burst-please help!
  1345. pH and pOH and [H+] and [OH-] Problems..
  1346. red glow
  1347. Production of sulfuric acid
  1348. Bromine
  1349. pH calculation once again
  1350. Light's interaction with particles...
  1351. Reducing Smoke
  1352. What's the deal with esters?
  1353. Chemical calculator poll
  1354. KS and TS
  1355. mathman@fliegler.com
  1356. Opinions Needed on Chemistry softwares, Which is the best?
  1357. Has anyone got a chemical equilibrium prac they could send me?
  1358. Hydrogen Peroxide
  1359. Freezing Point Depression
  1360. Zinc Carbon Cell
  1361. 2 Quick Q's
  1362. Question about spectroscopic notation
  1363. Titrations and pH indicators
  1364. Chemistry of Water?
  1365. Isomers
  1366. question bout physical chem
  1367. C5h11oh
  1368. Activation Energy
  1369. How to balance equations using the half cell method?
  1370. Heat given by a flame
  1371. How to crystallize water?
  1372. calc. the MM from decay and half life
  1373. Pentanol Problems...
  1374. Partial Pressure Calcs.
  1375. Double Displacement Reaction
  1376. Nitrogen reactions
  1377. Need help calculating percent composition
  1378. Inorganic chemistry: d-Metal complexes
  1379. Misc. questions/Inorganic chemistry
  1380. Questions about molec. geometry and electron pairing
  1381. Equalibrium & Le chatliers principle
  1382. Enantiomeric excess question
  1383. Equilibrium
  1384. problem: weak acids
  1385. help about -ate
  1386. Chemical elements
  1387. electrophilic addition of bromine
  1388. Ozone and oxygen statement
  1389. ionization
  1390. Fast oxygen absorber
  1391. Conjugate acids and bases
  1392. Tough Synthesis
  1393. pH calculation
  1394. cohesion of water
  1395. oxidative cleavage of alkenes
  1396. basic question
  1397. Phenol-formaldehyde synthesis and solvent
  1398. Atom's Radius
  1399. looking at reaction force on a molecular level?
  1400. Similar Reaction Mechanisms
  1401. Nitric acid from gasoline
  1402. excess/limiting quantities
  1403. Quick deprotonation question
  1404. Pls advice me
  1405. Enthalpy Tables for various fuels...
  1406. cathodic protection
  1407. electroylsis help
  1408. Ionice equation help
  1409. What characterizes an acid as strong?
  1410. X-ray scattering
  1411. nd hlp. calculating frequency
  1412. Quick Check
  1413. Chemistry is so hard to understand when you're bored and tired...
  1414. No, No2 ?
  1415. Help understanding a lab - intermolecular bonding
  1416. 'Plastic oil' could improve fuel economy in cars
  1417. Major in Chem E, or Chemistry?
  1418. Volumetric Analysis
  1419. Equilibrium question
  1420. Titration Help ASAP.
  1421. Pool Chemicals Burn Woman
  1422. 2-methylbutan-2-ol bp
  1423. NaCl's viscosity
  1424. Organic chemistry - benefits to society
  1425. Why does rust not dissociate in water?
  1426. Why do H+ ions not react with the atoms/molecules they're originally bonded to?
  1427. Ok, I give up, What is -Et?
  1428. Alcohols + non-organic acids = ?
  1429. Aluminium Chloride
  1430. citric acid
  1431. Using KF for electrolysis
  1432. check my work?
  1433. Drying Out Iron Chloride
  1434. This may sound rather silly
  1435. Question about reactivity of substituted furan in H3O
  1436. Buffer help.
  1437. Finding the resulant from the product
  1438. mrjeffy and associates...
  1439. Need help w/Rydberg's formula
  1440. Precipitate question
  1441. Chemicals in foods that produce "high"
  1442. atoms and ions radius
  1443. Conversion to Diol
  1444. Units of KJ
  1445. Hydrolysis of ethyl ethanoate (soaponification)
  1446. need help on moles calculation
  1447. Net charge
  1448. Oxidation numbers
  1449. Finding the value of the ionization for an acid
  1450. Silly NMR Question
  1451. An gas molecule problem
  1452. A universal constant?
  1453. polar
  1454. Lactic acid reaction question
  1455. dissolving CO2
  1456. Bond length = Bond strength ?
  1457. Heat of reaction
  1458. Science fair
  1459. Organic Chemistry
  1460. ionization energies
  1461. Sodium Hydroxide and Plastic
  1462. isomers for C4H8BrCl
  1463. Making 50%v/v and 50%w/v glycerol solutions.
  1464. structural formulas
  1465. density conversion
  1466. Thanks So Much Every1!
  1467. The H-bond's strength
  1468. physical chem
  1469. phase equilibrium
  1470. About Benzene
  1471. Oxygen tanks for diving
  1472. I need Helps..... Decomposition Reaction WE
  1473. term symbols & degeneracy
  1474. equilibrium constant
  1475. chemical reaction & cooling
  1476. Ethanol & Fermentation
  1477. Boiling points
  1478. pH of weak acid/weak base salts
  1479. Help Determining the Activation Energy
  1480. trans-cinnamic acid
  1481. i need some helps....how does acid affect the ionization of water ?
  1482. Question for chemists about lanthanide-carboxyl structures and their formation
  1483. acid/base
  1484. Predict whether the following reactions occur...
  1485. Electrolysis of Brine....
  1486. Hot wax and cold water.
  1487. Stability of transuranic elements
  1488. Calculation of tetra
  1489. questions about aluminum in electrolisis
  1490. colouration
  1491. isomers of C6H10 and C6H12
  1492. solubility problems
  1493. Supercritical helium
  1494. topic for investegatory project
  1495. why rotational in vibrational??
  1496. solubility & acids
  1497. how to calculate polarity...basic, i know
  1498. The Cleaner
  1499. help with working out chemical equations
  1500. ACS in Washington DC next week, who should I go see?
  1501. law of multiple proportions
  1502. organic Xenon polymer
  1503. Red phase oxygen...
  1504. What makes water safe/unsafe to drink?
  1505. methyl amine w/ a sulfonyl chloride
  1506. exp'al set-up
  1507. reaction kinetics
  1508. chemical equilibrium
  1509. Electrochemistry
  1510. Acid/Base pH
  1511. base plus base?
  1512. green tea
  1513. Lactase query
  1514. Why does water have a high specific heat?
  1515. Thin Lead Chromatography help
  1516. electrolysis variables
  1517. Mixing Nucleus.
  1518. About Williamson ether synthesis
  1519. food coloring
  1520. What are delta bonds?
  1521. What is conduction band?
  1522. NaOH Corroding Metals
  1523. Equilibrium Frustration.......
  1524. Pauling scale
  1525. Shells & subshells!
  1526. rare element
  1527. quick simple H-bonding question
  1528. Significant Figures
  1529. biochem thermodynamics
  1530. Hyperconjugation???????
  1531. Online course on drawing the structure given the IUPAC names
  1532. Help with test for anion in Copper Chloride
  1533. designating hybrid orbitals
  1534. Polycyclic Nomenclature
  1535. water filtration sysyem for relief in N.O.
  1536. Chemical and Physical Changes
  1537. Organic Questions
  1538. Chemical Drawings
  1539. Looking for a colour changing dye
  1540. Stable translucent colloid solution
  1541. Introducing Molecular Workbench
  1542. chem word problem !! plz help
  1543. Dissipation of stored energy
  1544. need help with an easy question on valence bonds
  1545. infared ray absorption
  1546. c18 hydrocarbon
  1547. hydrolysis of ROH
  1548. my drinking water...
  1549. Boiling points
  1550. Molarity---Organic lab help
  1551. dissolution of corrosion product over inconel 600 and SS304
  1552. Invetigatory project
  1553. Iron, Sulfur, and Hydrochloric Acid
  1554. Intermolecular forces problems
  1555. Free Nomenclature Naming Programs?
  1556. Nucleus Charge
  1557. Trying to find a Solidifier that is water Soluble
  1558. Impossible to centrifuge salt out of water?
  1559. IB HL Chemistry Lab Suggestions
  1560. Stainless Steel
  1561. Dissociation of glycine
  1562. Net Ionic Equations
  1563. Organic chemistry question
  1564. Calculating pKa
  1565. Corrosion and EMF Series
  1566. Chemical formula and thoretical/percent yield.
  1567. Organic chem. study guides?
  1568. Molar absorptivity of iso octane
  1569. Energy per Volume Crated by Best Chem. Reaction
  1570. Proving inflection points - Titration
  1571. some desperate chem help
  1572. Chemistry Equations Using TeXaide
  1573. Law of Multiple Proportions
  1574. Spectroscopy Questions
  1575. Dipole Dipole and Lewis Dot structes
  1576. Toluene + bromine
  1577. cyclohexene and toluene + sulfuric acid
  1578. Beer-Lambert Law
  1579. chemistry help
  1580. Ionic chrystal
  1581. Two basic chemistry questions
  1582. Mass Ratios and Mutiple Proportions
  1583. Catalyst
  1584. Gravimetric Analysis-- Questions
  1585. Metal Reactivity
  1586. Hrlp Please...
  1587. Zinc and Acids
  1588. How do you add equations
  1589. Chemistry book online
  1590. Heat of Reaction
  1591. Bromine from BCDMH
  1592. Relationship between molarity & concentration?
  1593. Electron Configuration
  1594. Water's boiling point and table salt
  1595. Oleic acid
  1596. Testing the purity of a protein
  1597. Milliken Oil Drop Experiment. Help Please.
  1598. Quick acid question
  1599. Neutralization (Acid-Base) Reaction
  1600. Which is the stronger acid?
  1601. Extraction question
  1602. needing help
  1603. electron dot diagrams
  1604. Enzymes
  1605. Critical Density and Vander Waal's Equation
  1606. Net Ionic Equations
  1607. Metal Reactivity, Part II
  1608. Cation Solubility
  1609. First and Second order phase tarnsitions
  1610. Gibbs phase rule
  1611. a distillation procedure, product safe to drink?
  1612. How to measure an emission spectrum?
  1613. types of charges?
  1614. Is instrumental analysis the worst chemistry class?
  1615. Changing taste of wine with a magnet?
  1616. solids disolved in liquids
  1617. 2005 Nobel Prize in Chemistry
  1618. is that possible?
  1619. Electrochemistry
  1620. Boric Acid Esters
  1621. Notes on different synthetic organic substances
  1622. separating substances under lower atmos press
  1623. Where to post chemistry homework questions (NOT HERE)
  1624. Thermodyanmics question.
  1625. water behind the microwave oven
  1626. Distilled Water and Polyatomic Ion
  1627. markownikoff's rule
  1628. Flammable Bouncing Balls
  1629. Collecting Hydrogen during electrolysis.
  1630. Rust Filtration?
  1631. Funding.
  1632. GC elution order
  1633. teflon and alkoxides?
  1634. Graphite Cost
  1635. Rare metals
  1636. Help on 19F-NMR
  1637. Help with stability of full valence shell
  1638. urgent problem with round bottomed flask
  1639. Nickel Catalyst Experiment
  1640. Copper Ion Flame Test
  1641. Magnetic sphere in electrolyte
  1642. Zumdahl text users
  1643. importance of enthalpy
  1644. Single Molecule Nanocar
  1645. enthalpy query...
  1646. blue lake test.....HELP
  1647. Line Spectrum of Mixtures
  1648. Metal Fuel
  1649. Lewis Structures....
  1650. Please Respond!
  1651. IUPAC Nomenclature
  1652. Can magnesium Sufate ionize?
  1653. extract caffine from coffee beans / tea leaves
  1654. Unidentified Chemical
  1655. Ethanol Viscosity 50% is max?
  1656. question about polarity
  1657. Alaklides
  1658. Optical Isomers
  1659. Liq N2
  1660. Canadian Chemical Suppliers
  1661. Polyatomic ions
  1662. This might seem an immature question...
  1663. Orbital Diagrams and Electron Configuration Notations
  1664. Why would white phosphorus burn flesh bu not clothes?
  1665. Density of pure L-Proline
  1666. Pleez Help Me!!
  1667. acidity of fumaric acid and maleic acid
  1668. Making Copper Oxide
  1669. Removal of benzoyl peroxide From PMMA
  1670. simple atomic radius question
  1671. carbon ions
  1672. Good book for introduction to chemistry
  1673. structure of solid CO2
  1674. Rubber!
  1675. Nucleophilicity of Acetylide ion
  1676. Has anyone heard of P and M notation???
  1677. Fossil fuels or mantle derived hydrocarbons?
  1678. Dipoles
  1679. Making Iron-Oxide
  1680. TOF Mass Spectrometers
  1681. Nickel Catalyst Experiment
  1682. Simulation of Radioactive Decay
  1683. Hybridization
  1684. LiAlH4
  1685. Greenhouse gases
  1686. Applied Chemistry Question :)
  1687. Any computational chemists have any advice?
  1688. What are some blue organic compounds?
  1689. Transition Elements
  1690. Dialating materials
  1691. Bovine Serum Albumin and Varous Ions
  1692. Superoxide and preoxide
  1693. Nickel-Aluminum CatalystInfo Needed
  1694. Looking for a cool Chemistry Project
  1695. Question on the boiling points of ketone compared with aldehyde
  1696. Making Fe3O4
  1697. Sodium dodecylbenzene sulfonate
  1698. pcb
  1699. if someone ask about optimum orientation
  1700. Deriving the rate laws for first and second order reactions
  1701. P-man is Back as the P-manator... Anyways, Fuel Cell Info Needed (Again)
  1702. Easiest way to find out if oxygen is produced
  1703. Chemistry and Viscosity
  1704. calculation of absorptivity
  1705. Indirect ways to estimate latent heat of fusion?
  1706. dry ice substituting for liqud nitrogen?
  1707. Pyrolytic/Graphite/Diamond
  1708. The Chemistry Of Sweetener
  1709. Electrolysis
  1710. Store energy in lime CaO?
  1711. Fuel Cell System
  1712. Ahhh! Titanium Chloride!!
  1713. Viscosity of the system?
  1714. Chemical equation
  1715. How to test for the sweetness of substance?
  1716. Celluloid and Bakelite
  1717. Chemically dissolve aluminum?
  1718. how to test for methanol?
  1719. Q: chemistry of vanilla oil?
  1720. Potassium oxide question
  1721. stoichiometry
  1722. Crash Course in Chem
  1723. Synthesis of benzyl alcohol
  1724. Main chemical in robitusson?
  1725. Helium question
  1726. Problematic "Synthesis" of Sodium Acetate
  1727. boiling stones
  1728. Ethylene & Acetylene
  1729. Website Question
  1730. Poisonous and Combustive
  1731. what is with all the homework question in the chem forum?
  1732. Water desalination plants
  1733. What is silanol and what could it be used for?
  1734. Heat Absorbing Materials
  1735. biochemistry coursework
  1736. Obfuscation around the time of the Big Bang
  1737. Where to buy buckyballs???
  1738. Energy from air
  1739. Scalewizard
  1740. Kinetic or thermodynamic?
  1741. molecular modeling
  1742. which acid?
  1743. Split from Spectroscopy Discussion Thread
  1744. Spectroscopy Discussion Thread
  1745. Cu(en)2 ??
  1746. Crystal Violet and NaOH
  1747. Carbon-14 dating.
  1748. Narcotics and how they affect the body.
  1749. Interesting question
  1750. Mole Concept
  1751. reason for optical activity(of optical isomers)
  1752. molecule rendering software
  1753. Molar Ratios
  1754. Ionizing air purifiers and arcing
  1755. How could you chemically detect peptide nucleic acid?
  1756. Software
  1757. benzo-diazpene
  1758. chemistry demonstrations
  1759. Reaction: Heat will slow down?
  1760. Help please
  1761. measuring activities with a Knudsen cell
  1762. Nitro Glycerin
  1763. Quorn
  1764. Physical Chemistry
  1765. Calling all chemists!
  1766. Question on Silver Chloride (gravimetric analysis)
  1767. IR Spectrum Query
  1768. Measure Rate of Reaction
  1769. pH and Electrolysis
  1770. Liquid drop contact angle: THF, mica & graphite
  1771. What Happens When Atoms are Compressed?
  1772. spectrometer wanted
  1773. Nitrogen Valences?
  1774. Consistant Periodic Table
  1775. how does a fart bomb work? lol
  1776. Tcc
  1777. Help me find a chemical
  1778. Why do F- and OH- have negative S values?
  1779. Soap Making - Chemistry Project
  1780. metal matters and nano technology
  1781. Best way to neutralize alcohol in your body?
  1782. Help! determining Keq using NMR
  1783. Benzene and electricity
  1784. Is zero ever a valid point?
  1785. Oscillating Reactions
  1786. Split Water
  1787. alexander shulgin
  1788. Activated carbon vs. Typical bonfire coal
  1789. Can Hydrogen undergo PI bonding?
  1790. Polycarb Vs. Acetone
  1791. Fire in pure oxygen
  1792. Iron-oxide (rust) making question
  1793. Discovering the Origin of Life through reverse-time physics simulation.
  1794. does water have concentration
  1795. never took chemistry before
  1796. slick to the touch
  1797. does water/ or solid have concentration???
  1798. Light emitting chemicals and electromagnetic fields.
  1799. Partial thermodynamic equilibrium and Gibbs energy minimisation
  1800. Catalytic decomposition of nitrous oxide?
  1801. Hydrogen -> Tritium
  1802. Electroplating Brass
  1803. Will Cast Iron dissolve in dil. or conc. acid?
  1804. Strontium Odor
  1805. Proton sink?
  1806. formation of H2O?
  1807. Violation of octet rule
  1808. Fischer-Tropsch Synthesis and Catalysts
  1809. Oxygen Absorber
  1810. Articles
  1811. Name of structure
  1812. Why is C not 12g/mole?
  1813. Can you unburn toast?
  1814. Anti-grafitti stuff
  1815. Hess's law
  1816. Perfect battery
  1817. Melting point at high pressure.
  1818. Water potential
  1819. Chemistry review books?
  1820. Tautomerism
  1821. Conductive Glass
  1822. ochem energy calculation - correct answer?
  1823. Acids and Bases ?
  1824. stereoisomerism problem
  1825. Separate by boiling
  1826. Sorry if this sounds suspicious..
  1827. Where exactly do you get the chemicals to do your own experiments?
  1828. Quick Questions
  1829. Alkyl groups
  1830. How to measure concentration
  1831. Galvanic cell
  1832. Isomers of Pentene... So confused!
  1833. Chemistry Texts
  1834. Eutectic point
  1835. 2,3-dimethylindole
  1836. Making molecules?
  1837. Electricity and impure water
  1838. ice cream and freezing point depression
  1839. Galvanic Cells
  1840. Shampoo
  1841. Chemical Blogs
  1842. How do I get galvanized steel to rust?
  1843. Preparation of Chromium (III) Salts
  1844. TiO2
  1845. Hello friends........
  1846. Ice Cream
  1847. Phase Changing substance: please help me out
  1848. Acid Reaction
  1849. Gas Producing Chemcial Reactions
  1850. Historical question concerning Moseley's experiment
  1851. Truth in MSDSs and Tetrabromoethane
  1852. Sulfur Extraction and Potassium Nitrate
  1853. KNO3 Purity
  1854. more tetrabromoethane questions
  1855. why do electrons repel?
  1856. Chem Concept
  1857. Convertion from nanometers to CIELAB values
  1858. Distillation Technique
  1859. Different Rates Of Corrosion
  1860. atomic mass units
  1861. can not open IR spectra file
  1862. Properties of matter
  1863. Boron esters and oxygen removal
  1864. hcl gases recovery
  1865. did zinc react with zinc sulphate solution?
  1866. Elements that react with crystalline
  1867. Molecules with Odd Electrons
  1868. Rusting in the fermentation room. Explanations?
  1869. Atomic number and
  1870. Making your own plastic?
  1871. Paramagnetism/Diamagnetism Predictions
  1872. Answer This If You Can
  1873. Chemical Bonding - Polar bonds
  1874. changes in glass after heating
  1875. Structural stability
  1876. working with NaF and KF
  1877. Stronger than Kevlar?
  1878. gaseous water- no need to drink.
  1879. The Ultimate Question
  1880. Quick polymer nomenclature
  1881. proton exchange membrane
  1882. Coating Al and Cu simultaneously
  1883. Peltier's Effect
  1884. Stronger than Kevlar? (#2)
  1885. Hybridisation in d-block elements
  1886. ion
  1887. Pressure/Gases
  1888. Strontium Compounds
  1889. help with a problem please?
  1890. Dissolving Ethanol
  1891. Weak Acids and Strong Bases
  1892. A question about water
  1893. Need Advanced Chemist
  1894. Some Organic thing...
  1895. am stuck
  1896. I Need Experiments
  1897. Chloralkali Process
  1898. copper chloride1
  1899. long chain of c=c carbon double for room temp superconductivity
  1900. Poisonous and Infectous
  1901. Conversion Help Please
  1902. Conductivity
  1903. Hybridisation
  1904. BioDiesel
  1905. Metal Alloy Texts
  1906. Buckministerfullerene (C60)
  1907. At what temperature water decomposes into hydrogen and oxigen?
  1908. Oscillating Reactions
  1909. Polymers and Acids
  1910. Why isn't water a gas?
  1911. Diels-alder reaction
  1912. Heat Treatment of Aluminum Alloy
  1913. Plastics Acids
  1914. Atomic Orbitals vs. Molecular Orbitals and Hybridization
  1915. half Life of radioactive insulin
  1916. Epn
  1917. predicting chemical reactions
  1918. Periodic Tables
  1919. 2 qn regarding rxn of copper sulphate
  1920. Pd cats. for Suzuki microwave rxn.
  1921. generic elastomer question
  1922. Electrolysis
  1923. Al in CuSO4
  1924. The Wax
  1925. Oxidation of KMnO4
  1926. Calculating the outcome of a reaction, how to?
  1927. H2SO4 + Sugar Reaction?
  1928. Rum + Fruit Punch, aceitic acid limiting reagent?
  1929. Addition Polymer Degradation
  1930. Hybridization
  1931. Fischer-Tropsch process
  1932. Replication of Photosynthesis Through Chemisty?
  1933. need polymer books
  1934. Standard Enthalpy of formation
  1935. Isoleucine
  1936. Precipitated Carbon
  1937. Shape of salt crystals
  1938. Very Odd Residu
  1939. Nano wires
  1940. halogens/Halides
  1941. Acid For Plaster of Paris
  1942. Hydrogen Fuel Cell
  1943. World War II Questions.
  1944. Potential Energy
  1945. water bottle explosion with acid smell
  1946. Vinegar and steel
  1947. Blue plasticine-like mass
  1948. How to calculate?
  1949. Zumdahl's Chemistry
  1950. stone wash denim
  1951. stoichiometric and non stoichiometric defects in the crystal lattice
  1952. mixture
  1953. Please exlplain this to me
  1954. Polarized light
  1955. Fractional distillation
  1956. Basicity of NaSH compared to NaOH?
  1957. In general, what is the best type of column used for fractional distillation?
  1958. Ybco
  1959. phenol acidity
  1960. Guys pls
  1961. In Chlorate Cell
  1962. bullet proof materials
  1963. Why colourless for main group metals?
  1964. Van Der Wal's force doesn't add up
  1965. electrical seperation of hydrogen bonds
  1966. Why does steel change it's colour through heating
  1967. molecule and compound?
  1968. Copper Wire as Salt Bridge?
  1969. What attracts hydrogen?
  1970. Contracting substance under decreased pressure?
  1971. Graphite's delocalised electron?
  1972. Chemistry = electron reconfig?
  1973. metal + nonmetal = covalent bond?
  1974. Transforming Elements
  1975. Brimstone (sulphur)
  1976. Plasma in a light bulb
  1977. Alchemy
  1978. Copper corrosion
  1979. How could you tell whether or not a molecule *could* have pi bonds?
  1980. ACS Exam
  1981. Water H2O convert to Hydrogen peroxide H2O2
  1982. EDTA Determination
  1983. coordination metals?
  1984. A simple molecular drawing program?
  1985. hydro-
  1986. triprotic acid?
  1987. Acidity?
  1988. carbondioxide will increse acidity?
  1989. Aluminium ions are acidic?
  1990. The chemical reaction of club soda
  1991. Degree of hydration in theory?
  1992. 31P and 19F NMR
  1993. cooking and titration?
  1994. van der waals parameters a and b
  1995. ozone in the atomsphere?
  1996. sodium bisulphite titration
  1997. Clean the POM
  1998. redox for covalently bonded species?
  1999. Why does fluorine make compounds volatile?
  2000. instruments in titration
  2001. Chemical Compounds = Ionic Bonds?
  2002. Salting out/salting in
  2003. base, acid reactions?
  2004. How to Tell if an element is radioactive
  2005. Wierd reaction?
  2006. ice re-freezes quicker if hotter water used to melt it?
  2007. Oil
  2008. Byproducts from messed up gun powder
  2009. Simple question about setting fire to acetone
  2010. What happens to lead then you overhead it beyond its melting point
  2011. Hydrogen bonding. Why isn't Cl included?
  2012. question about kationts
  2013. Cheaper ways to make lye
  2014. anyone have a good example of an ester
  2015. Derivation of Eyring Equation
  2016. Equilibrium constant?
  2017. Quantum mechanics
  2018. sulfur as fuel
  2019. Ionic isomers
  2020. duh- a bad question i know....
  2021. Aviation Fuel
  2022. How to separate CO2 into C and O2
  2023. Qualitative analysis of Barium, Strontium, Calcium
  2024. How to tell if fuel is contaminated?
  2025. Intermolecular forces >>> trends in London Dispersion Forces
  2026. A question about chlorophyll
  2027. Gravity vs. Vacuum Filtration
  2028. Neutralizing H2S-- Rendering Hydrogen Sulfide in the air into a non-toxic state
  2029. Does anyone know the color of these species?
  2030. Iodine electrode?
  2031. Carbon Dioxide Extraction Inquiry
  2032. How to mix parafin wax with chemicals
  2033. Humidity and heat?
  2034. Yield gone wrong!!
  2035. silicon vs. carbon
  2036. Zink chlorid electroplating?
  2037. rust vs magnetic tape
  2038. What makes a molecule optically active?
  2039. Thin-layer chromatography
  2040. ALuminum reactions with reagents
  2041. Filming Crystals
  2042. Nuclear Chemistry
  2043. Beer-Lambert Law question
  2044. NMR theory help
  2045. can titration curves be modeled with a sigmoid function?
  2046. Paraffin wax
  2047. AP Chemistry
  2048. A2 Salters OCR Chemistry
  2049. Reversible Thermo-Chemical Reactions
  2050. adsorption of hydrogen by palladium
  2051. Mysterious compound
  2052. acid-base equilibrium calculations in business
  2053. decrasing solubility of quaternary ammonium compound in water
  2054. Looking for Phase change material
  2055. Ethanol for drinking, Ethanol for fuel.
  2056. How to make Methanol with involving electricity
  2057. Different types and kinds of storing fuels
  2058. Making Wood Alcohol/Methyl Alcohol
  2059. Separation of Mixture
  2060. extracting energy out of hydrogen and oxygen
  2061. Mercury
  2062. How does a battery work and mostly those you can recharge
  2063. How to Separate Rust Iron (Fe2O3) into Ferum/Iron and Oxygen?
  2064. Amorphous SiO2 reaction
  2065. High voltage batteries, not 2V per cell
  2066. Wax bombs, how do they work?
  2067. project help
  2068. Earth's atmosphere
  2069. how do i determine whether a reaction occurs spontaneously
  2070. Bonding-Antibonding Pair question.
  2071. Will KNO3 potasium nitrate disolve in methonal and later burn
  2072. Allyl Hexanoate Synthesis
  2073. how fast does liquid nitrogen expand
  2074. Separating an alloy
  2075. Foundations of chemistry
  2076. C60 electronic structure
  2077. forces
  2078. lipase; software
  2079. Help me visualize electronic vibrations
  2080. Question
  2081. MO Theory, sp Hybridization question...
  2082. some trivial question please
  2083. "Chemical resonance is legitimate and universal"
  2084. Opinion on Peter Atkins textbooks
  2085. Salicin from willow
  2086. Solubility of tungstic acid-Need Help
  2087. anyone know how to make super glue ?
  2088. how do you calculate delta G
  2089. what is the delta s and delta h
  2090. disolve chlorine
  2091. Creating water
  2092. Why do we crystallise the product??
  2093. potash
  2094. how we determine conductivity of powder??
  2095. how to prepare the mixture of inorganic material
  2096. stoichiometry & BCA table
  2097. The auto-ionization of H2O equilibrium
  2098. What are those bubbles in my beer?
  2099. methane to methanol / a direct pathway ?
  2100. Pottasium permanganate thickener
  2101. Atmosphere, Pressure, & Weather
  2102. Chenistry help
  2103. Ribose and Deoxyribose
  2104. why the bond angle of water is 105 instead of 109?
  2105. What is so special about benzaldehyde?
  2106. oxidation #'s in [Re2Cl9]2-
  2107. powder puzzle
  2108. molar absorbtivity database??
  2109. Born Haber Cycle
  2110. Calculus project
  2111. Dmt
  2112. CO2 bubbling in phosphate buffered saline (pH 7.4)
  2113. Ka of PBS
  2114. where can i get the answer keys for AP Chemistry Free Response Questions?
  2115. Rust for art--how to & suggestions?
  2116. Complex Ion Chemistry
  2117. Why the bond angle of methane is 109 instead of 90?
  2118. Mixing household bleach with urine
  2119. Crystal Field Theory
  2120. Dissolving CaCO3 in acid.
  2121. Sodium-hydroxide
  2122. Molten Salt
  2123. how to know compound is explosive?
  2124. electroconductive gel
  2125. Fractional Distillation
  2126. plastic conductor???
  2127. Ununoctium
  2128. Purchasing Pure Elements
  2129. Pepto Bismol and HCl
  2130. Why amonia is a base and not water?
  2131. NH3 adsorption at high pressure
  2132. Neutralization
  2133. What happens at a "molecular" level?
  2134. Quantitative test for sulfur dioxide in orange juice
  2135. lab write ups at the college standard
  2136. What Kind Of GlassWare?
  2137. Wilderness Chemistry
  2138. Methanol R ?
  2139. Nitration Reaction
  2140. Quick question on CFT..
  2141. SDS vs. Dodecanol
  2142. diamond
  2143. O2 + H2O is?
  2144. Addition of alkali before extraction
  2145. Bismuth compound
  2146. Scale question
  2147. why ???
  2148. 2300 year old powerplant.
  2149. Is there any difference between Miscible and Soluble?
  2150. LiAlH4
  2151. Absolute Zero.
  2152. Series and groups
  2153. Sun block that promotes Vitamin D production
  2154. Dielectric constant for octadecane
  2155. Alka Seltzer Experiment
  2156. Acetates
  2157. Alkaline Metals + Water
  2158. Conductive liquids
  2159. Memorizing Cations & Anions
  2160. Titration ph
  2161. difference in voltage
  2162. liquid batteries
  2163. Slippery elm
  2164. Labs & simulations
  2165. Reciprocal Salt Pairs
  2166. Salting in? Salting out?
  2167. Grubbs olefin metathesis
  2168. Design of a chemical reactor
  2169. Retrieving rust from oxidized steel wool
  2170. Acetone volatility
  2171. Aluminum Chloride Solution
  2172. IR/Raman spectra and symmetry
  2173. Isolating chemicals
  2174. Moles and atomic weights
  2175. Burning Hydrocarbons with by products
  2176. NH3 and Transiton complexes
  2177. Organic Chemistry help
  2178. Oxidation and Reduction
  2179. Isolation of a Pure Substance
  2180. Copper Impregnated anodes
  2181. Boiling solvents
  2182. Solvent washing
  2183. Chemical detection by irrediation?
  2184. Elderberry coloring oil
  2185. Deet
  2186. High school chem project [preferably on toxicology]
  2187. Electrolysis
  2188. Maxwell-Boltzmann Distribution Calculations
  2189. Lab Experiment for Preparation of Ammonia
  2190. Precipitates
  2191. 15% citric acid solution
  2192. please give me stronger oxidant than water which can't kill my body?
  2193. Iron compound
  2194. Carbon
  2195. Let's kick it up a notch
  2196. Colliods?
  2197. Exothermic reactions that release hydrogen?
  2198. Energy from methane
  2199. Illegal/Dangerous Activities
  2200. Chemical burn
  2201. Question about the Purity of KClO3
  2202. Sulfur
  2203. Distilling Ethanol by Refrigerating
  2204. Probability Ellipsoid
  2205. Water and what make gas?
  2206. [SOLVED] Sites with IR, 1H NMR, 13C NMR, and mass spectroscopy?
  2207. Do chemists have an abonormaly high rate of cancer?
  2208. What is this molecule?
  2209. iron oxide
  2210. Saponification and Esterification
  2211. Amonium Poly Cret
  2212. Electric arc
  2213. Adrenaline
  2214. Kjeldahl-Nitrogen
  2215. Electrolytic vs. electrochemical vs. galvanic cells.
  2216. Arresting mold and mildew growth
  2217. Softness/hardness
  2218. Seperation of sodium and potassium carbonates
  2219. stevia extract
  2220. Aerogel and its applications
  2221. thermodynamics question, need help
  2222. Stoichiometry of gasoline
  2223. Electrolysis of water
  2224. Electrolysis of water 2
  2225. AP Chemistry
  2226. Chemical bonding, is this book good?
  2227. Making Buffer Solutions
  2228. why reactive metal form stable compound?
  2229. Need of information about a hydrogen oxygen fuel cell
  2230. Vapor pressure of Thallium Iodide.
  2231. sugar vs. aspartame test
  2232. Vulcanizing soybean oil
  2233. Packaging seals
  2234. electronegativity and dipole moments
  2235. alchemy
  2236. BORAZINE question HELP please!!!!!
  2237. Buffers.
  2238. Another Iron Oxide question
  2239. Testing which vitamins work best?
  2240. Spectroscopy
  2241. Coolest chemistry at-home experiments
  2242. I feel like everyone is at the organic party but me :(
  2243. Specific Heat capacity of solid NaOH?
  2244. Extraction
  2245. Predicting when a liquid flow will break into droplets
  2246. vapor pressure question
  2247. Calorimetry HELP!!
  2248. What are some good books/websites for Analytical Chemistry?
  2249. Equilibrium Constant Expression
  2250. General Chemistry for Beginners
  2251. Name of Apparatus to use?
  2252. brine electrolysis: question
  2253. Using Common properties of Solids in Life
  2254. Oxidation
  2255. Nobel Prize in Chemistry 2007
  2256. Analytical Marathon?!!
  2257. molarity-density relation
  2258. pH, Buffers, and Dilution question
  2259. Chemistry Extended Essay
  2260. physical chemistry
  2261. New, and need help with gas to liquid chemical
  2262. Physics of Energy Drinks
  2263. The quadratic formula and equilibrium problems
  2264. abundance of isotopes
  2265. ions
  2266. Glow sticks
  2267. Dpph
  2268. Question about washing product
  2269. [SOLVED] Clothes and chemicals don't mix
  2270. problem with atomic spectometry
  2271. How to Excel Analytical Chemistry
  2272. Suggestions Needed!
  2273. Chemistry
  2274. [SOLVED] Acid/Base Theory
  2275. synthetic substance
  2276. [SOLVED] magnesium and acid rates reactions
  2277. My cleaning solution changes color when I distill it
  2278. [SOLVED] Mircoscale techniques
  2279. sodium acetate
  2280. Metal Colors?
  2281. Molecularity question
  2282. Salt Bridges in Voltaic Cells
  2283. Free Energy of Reaction
  2284. Help!!
  2285. Strontium Chloride + Copper (II) Sulphate Pentahydrate --> ?
  2286. VLE DATA FOR hydrogen sulfide N diethanolamine
  2287. equilibrium partial pressures
  2288. How to picture orbitals?
  2289. [SOLVED] Carbon Nanotubes
  2290. Concentration of ammonia in a solution
  2291. REDOX titration of bleach help!
  2292. Refractive index data base needed
  2293. Representing Chiral cyclohexane on a chair conformation
  2294. mass rate transfer
  2295. [SOLVED] Chiral Purity (enantiomer excess) for HPLC
  2296. Seemingly simple question.
  2297. Chemical Equilibrium Characteristics
  2298. Equilibrium Position - Effect of Dilution
  2299. How to Find E°cell Values
  2300. [SOLVED] 1,5-pentanediol vs 1,4-butanediol cost
  2301. [SOLVED] Cyclopentane to Cyclohexane
  2302. [SOLVED] Electron Configuration
  2303. Formaldehyde and boiling points
  2304. [SOLVED] Physical chemistry problem
  2305. [SOLVED] Quickie; what reaction
  2306. Dealing with saturated solution(ish)
  2307. Combustion, or not Combustion?
  2308. identification of group 2 metal salts
  2309. Delta Heat of Formation
  2310. Cavity Microelectrodes
  2311. bis-(dimethylglyoxime-nickel (II))
  2312. pH problem weak acid and weak base
  2313. Free Energy of Dilution
  2314. [SOLVED] Removing Pb from water
  2315. The simple question
  2316. Chemistry - Common Ion Effect
  2317. What major of Chemistry is dealing with toxic?
  2318. Loved General Chem, but not so much Organic ... what's next?
  2319. Production of artificial radioisotopes
  2320. Question: Adding Strong Acid to Buffer
  2321. physical chemistry textbook without a lot of calculus
  2322. Why do strong oxidizers and hydroxide not react with each other?
  2323. Effect of aqua regia on P, S, C and Si?
  2324. [SOLVED] Is it the protons or electrons that are responsible for an element's propert
  2325. Inhibition of ATP Synthase
  2326. looking for a lab
  2327. reducing iron in water
  2328. safely storing sulfuric acid
  2329. Question on Egg
  2330. Effect of accel/velocity on chemical reactions
  2331. Recomend a good chemistry text
  2332. Equilibrium in a closed pop bottle
  2333. intramolecular cyclization of triflate/aniline
  2334. Solubility of compound in solutions other than Water
  2335. Ise
  2336. Lab preperation of Ammonium ferric citrate
  2337. Centrifuge question
  2338. Chlorfoam
  2339. How much oxalate?
  2340. Instrumentation & calibration curve related
  2341. Bases
  2342. detect/check flexible/rotatable bonds
  2343. 3 inch iron long
  2344. When does dissolving occur?
  2345. Good computer for running electronic structure calculations?
  2346. Phosphorous in soil
  2347. Explanation for "hydrophobic"?
  2348. are the ions at the edge of an ionic crystal complete spheres?
  2349. van der Waals' forces
  2350. ammonium hydroxide Percent to normality conversion
  2351. A question on PLANT EXTRACTIONS.
  2352. Spectrometry-SiO2-need help
  2353. question on C13 NMR...
  2354. Extraction of ethanol
  2355. conversion
  2356. periodic table in another planet
  2357. Experiment outline on Tap Water vs Bottled Water
  2358. Doing a presentation. Need some pointers.
  2359. silicon-oxygen tetrahedron
  2360. Titration method to determine HCl concentration in a mixture
  2361. alcoholic question
  2362. ASA Titration
  2363. Should I write my will now? Going to use 1.5 moles of t-buLi tomorrow.
  2364. Hess's Law
  2365. Aspirin
  2366. Airbags!
  2367. A practical reaction?
  2368. Structure of Atom 117 & 119
  2369. Freezing point depression
  2370. electrochemical current
  2371. chemistry on Mars, living or not?
  2372. Gas Chromatography
  2373. A good chemistry book
  2374. elements
  2375. [SOLVED] explosives in a vacuum
  2376. hot water can cool faster than cold
  2377. concentration of synthesized nanoparticles
  2378. molecule fo gasoline
  2379. Octane Numbers
  2380. Enzyme Thermodynamic/Kinetics Question
  2381. calibration of a thermometer naphthalene
  2382. Temperature definition
  2383. chemical equilibria
  2384. Calorimetry
  2385. Neutralization
  2386. Reaction with AgNO3-What happened?
  2387. Why Gold is more dense than lead?
  2388. Oxidation of Borneol
  2389. ultrasonic processor
  2390. Why is dichloromethane a good organic solvent?
  2391. Diesel fuel
  2392. Acidic Water Molecules
  2393. lithium battery question
  2394. Stupid Question about Hetero/Homogeneous mixtures
  2395. Would the universe rotate plane polarized light?
  2396. Diamond compounds
  2397. Why does toilet roll absorb water?
  2398. Water stains bath tub blue
  2399. Hydrogen as an additive to diesel fuel?
  2400. increasing acidity n basicity
  2401. Car battery terminal corrosion
  2402. Lemon Battery Issues
  2403. Sodium Metabisulfite in SO2 production
  2404. Advice on Setup to React Natural Resin Esters
  2405. Inductive effect
  2406. Heat of Solution?
  2407. Water Vs Ice (Properties)
  2408. Titan full of Hydrocarbons?
  2409. Does anyone have a Blackwell Synergy account? Need a .pdf doc
  2410. Does NaCl dissolve in HCl?
  2411. Can an IPOD be recharged using electrolytes?
  2412. Salty versus Saline
  2413. [SOLVED] Sodium monohydrogen phosphate
  2414. hydrates
  2415. Kitchen Chemistry
  2416. Solubility
  2417. Citric acid
  2418. Spontaneity
  2419. Half-Life of Chromium Picolinate
  2420. Linus Pauling's book
  2421. CA Glues
  2422. Writing symbols
  2423. Making iodine from potassium iodide and...
  2424. Instant Heat Packs
  2425. Salts and ionic compounds
  2426. Exothermic reactions
  2427. Melting metal
  2428. Need assistance
  2429. How could i dissolve iron powder
  2430. Weird Reaction..?
  2431. Program for chemical model and formula
  2432. Organic chem q on breathalyzer
  2433. Bring your innovative mind here
  2434. frost physics
  2435. Pretty basic chem/density problem: finding density of irregular shaped soluble solid
  2436. Does temperature decrease
  2437. Acid/base solubility
  2438. Acid + Alcohol
  2439. Alcohols and ethers
  2440. Organic element symbol "R"
  2441. Ibuprofen equation?
  2442. Essay on the Lithium ion battery
  2443. Which ∆H should I be using in my chemical equation? In my potential energy diagram?
  2444. Ideal gas probs
  2445. simple aid to Brita filter for declorinating tap water.
  2446. mineral and their composition
  2447. AWESOME hydrogenation reactor
  2448. How batteries affect soil? Emergency
  2449. Zinc and Hydrochloric Acid
  2450. bleach and vinegar
  2451. Determination of Equilibrium Constant
  2452. organic spectroscopy
  2453. Effects of heating up different fat acids
  2454. dissolving sodium carbonate
  2455. Chemoluminesent or phosopholumesent rxn
  2456. thiolation
  2457. Helium Source in HPLC
  2458. Activity and concentration
  2459. redox tutorials
  2460. Decay/Reactivity of DMSO and MSM
  2461. Looking for a particular intro book on common molecules
  2462. How can you make ice "sink"?
  2463. Difference in simple and fractional distillation
  2464. Molecular dipoles
  2465. Temperature & Humidity
  2466. need halpe plz
  2467. Caustic(Sodium Hydroxide) corrosion problem
  2468. Methane from Carbon Dioxide and Hydrogen
  2469. molecular level
  2470. If a reaction is not spontaneous is there any of making that reaction occur?
  2471. Oil & Water - the horrible mix
  2472. Can we predict a complex molecule's shape?
  2473. keto-enol content
  2474. Qc of two step sequence
  2475. Cat urine in pool chemical room
  2476. labelling crucibles
  2477. 100% ethanol ??
  2478. Why does oil stick to steel better than water?
  2479. Chemical Binding Energy
  2480. Sources of iron in the house and fire question
  2481. self heating drinks
  2482. Etching Glass using Alkalis
  2483. Barking dog reaction?
  2484. Anilinium hydrochloride intermediate formation
  2485. where can i find best book
  2486. NMR: Methyl proton coupling?
  2487. sulphur trioxide
  2488. quick valence question
  2489. short & simple viscosity question
  2490. Hardness vs. Weight
  2491. metallic hydrogen
  2492. carbonated drinks
  2493. A/B Extraction Theory
  2494. determining charges of elements...
  2495. Why didn't my triple point experiment work?
  2496. Oxidizing power of potassium chlorate vs. nitrate
  2497. Mass Spectrometer Question
  2498. LCD twisted nematic molecules
  2499. Organic Chem Syntheses
  2500. relationship between surface tension and the shape of a liquid drop
  2501. Ammonia and polycarbonate reaction
  2502. Separating oxygen from air
  2503. An interesting Contest!!
  2504. Hard Contact Lenses
  2505. i need information about ice calorimeter plz help me.
  2506. Temperature changes and heat
  2507. below zero Kalvin
  2508. Water detection stickers on cell phones?
  2509. I don't understand "per cm"
  2510. Atomic Emission Spectra
  2511. chemical cleaner design
  2512. Heat Treatments on Gems
  2513. Humidity of non-H20 chemicals
  2514. Modification of Riemer Tieman reaction
  2515. Monoprotic Acid
  2516. Why H2O2 and Not H20??
  2517. pH of Store bought Vinegar
  2518. electrochemistry:battery
  2519. Natural vs Un-natural
  2520. Electrochemistry: Stability test of reference electrode
  2521. Rust on Surgical Forceps
  2522. Where do 35S and 32P come from?
  2523. Why don't lakes freeze solid?
  2524. Why is the dehydration synthesis also called a condensation reaction?
  2525. pKa values for weak/strong bases
  2526. There is no conservation law for acids/bases, right?
  2527. Biochemical Organic Machine
  2528. Crystal Babies
  2529. Producing hydrogen using electrolysis while avoiding chlorine poisoning
  2530. Does the smell of a substance diminish wrt time?
  2531. Oxidation proof metal mesh?
  2532. charge carrier concentration measurements in working electrode
  2533. How do I determine volume of salt water mixture before mixing?
  2534. Synthesis and toxicity of hydrazine
  2535. Can you make this addititive from common (perhaps household) materials?
  2536. Mass Spectrometry results question
  2537. Creating high-contrast optical mask?
  2538. Dissolving the powders in tea bags
  2539. Ethlyne glycol question
  2540. Would benzene be able to conduct electricity?
  2541. What is the meaning of chemical energy, in terms of first principles?
  2542. Radium
  2543. How to make a lead-dioxide cathode?
  2544. Raman Microscopy - simple question
  2545. Fluid properties of a diesel exhaust
  2546. CDCl3 for NMR
  2547. Finding molecular formula from volume of products
  2548. Nitrous Oxide thermal decomposition
  2549. Electrolysis mystery
  2550. Chemical Etching of Iron and Gold
  2551. Crest White Strips
  2552. Should Toluene be clear or cloudy white?
  2553. Are hydrocarbons miscible?
  2554. a question of protein subunit symmetry and normal coordinate analysis
  2555. NCl3 (Nitrogen-TriChloride), a new fuel?
  2556. Lead-acid batteries
  2557. i need big good reference wiht pucter
  2558. recipe for preparing electrolyte
  2559. Electrolysis of water 3
  2560. Protein folding
  2561. looking for a long life burner
  2562. Electroporating in Antiquity
  2563. mysterious hydrogen
  2564. Data from a digital polarimeter?
  2565. Raman spectroscopy of protein plz help
  2566. It Matters?
  2567. Cross-linking Polyvinyl Alcohol
  2568. BTU Q's about burning water vs. burning gassoline...
  2569. Rechargable batteries
  2570. Making Hydrogen
  2571. H&E (hematoxylin and eosin) stains
  2572. copper (I) oxide
  2573. transition metals
  2574. Virtual colors for atom representation?
  2575. Help With Copper?
  2576. Energy
  2577. volatile constituents analysis
  2578. New catalyst may impact energy storage (MIT, electrolysis)
  2579. Why are London dispersion forces attractive?
  2580. How solubility of oil in water is effected by temperature?
  2581. How to dilute Light Paraffin /White/ Mineral Oil
  2582. Quick Q - what readily-available metals won't corrode in electrolysis?
  2583. exploding water?
  2584. Propane burns invisibly
  2585. symmetry, absorbtion and benzene
  2586. how to measure formaldehyde?
  2587. chemicals for rocket fuel and superchemicals?
  2588. corrosion
  2589. Trying to contain hydrogen
  2590. looking for vintage periodic table
  2591. Criminology - Stainer
  2592. Energey Density of Carbon Monoxide
  2593. Electrolysis of water - Bubble control
  2594. meterials with high heat resistance
  2595. UV degration of polymers?
  2596. Exothermic Reactions
  2597. Reaction Feasibility
  2598. Chemistry Research Idea
  2599. Calculating Partial Pressures: Proving Dalton's Law
  2600. Silicone super ball
  2601. PbO2 by electrolysis
  2602. Is NO ferroelectric?
  2603. I want to calculate degree of saturation of a brine with SG and temp known
  2604. Solvent and UV/V spec
  2605. Predicting absolute configuration of molecules
  2606. Hydrochloric acid as 7th highest searched topic on Yahoo
  2607. Conway microdiffusion analysis
  2608. Gases
  2609. signal/noise in Raman spec
  2610. Is bitumen a polymer
  2611. Syntetic opal
  2612. Hybridization Websites
  2613. Helium question?
  2614. Non Linear Optical materials
  2615. Why is water not flammable?
  2616. Solvent insoluble in THF
  2617. Ziegler-Natta polymerization of ethylene
  2618. pressure chamber for reactions
  2619. Nobel prize in Chemistry
  2620. Bacteria vs. Acids
  2621. Combining H2 with 0
  2622. measuring the concentration of dye
  2623. information on diamine complexes [hg(nh3)2]cl2
  2624. expirements used to find avagadro's number and molecular dimensions
  2625. Problem with fluorescence reader during enzyme study
  2626. Strenth of 1 Molar Sulfuric Acid Solution
  2627. Electrolyte + electrolysis efficiency
  2628. Vapour Pressure| Boiling| Atmospheric P
  2629. pH based on raw chemistry
  2630. Difference between bond length and lattice constant
  2631. Half an amu?
  2632. Electrolysis and PEMs
  2633. Biodiesel
  2634. A Compilation of action of various reducing and oxidising agents in organic chemistry
  2635. Chemical Vendors in the US?
  2636. quick question on separation
  2637. used engine oil
  2638. Accurate, Complete Periodic Table
  2639. Making Fe3O4/Magnetite
  2640. thermochemical reactions
  2641. Whats the chemichal composition of oak wood?
  2642. Analysis usung GC equipment
  2643. Most Chemistry is Biochemistry?
  2644. ANALYTICAL or PCHEM first?
  2645. How to find the isotopic mass ??
  2646. molar volume conversions
  2647. hydrochloric acid
  2648. Simple question
  2649. C60 Triple Point?
  2650. What is the difference between biochemistry and organic chemistry?
  2651. what is anthracene solution
  2652. Candyshop odour
  2653. Alpha Lipoic Acid polymerization question
  2654. Molecular Shape Class
  2655. Cyclotron and Chemistry
  2656. Cyanide ion and M.O
  2657. combustion catalysts
  2658. Freezing Point Depression
  2659. Liquids as insulators
  2660. Curious Student
  2661. Gas Chromatagraph
  2662. H2O2 in H20, Stability
  2663. Rocket fuel
  2664. Chemical Resistance of Polyethylene
  2665. Free Chlorine in tap water - why is it a concern for gardeners?
  2666. distillation lab
  2667. Accurate definitions
  2668. Where do you buy pottasium iodine, not the kind that you eat
  2669. Enthalpy
  2670. Hydrogen to Steam
  2671. do all terandary ionic compoiunds have oxygen?
  2672. how to learn chemistry?
  2673. Jet Fire Calculations
  2674. Ion Exchange of NaCl from H2O
  2675. Hartree-Fock Method vs. Configuration Interaction (Quantum Chemistry)
  2676. Water Vs. Salt water
  2677. remove printer ink one colour paper witout demge paper
  2678. How long to boil?
  2679. Deoxidizing Fe in an Iron rich crystal...
  2680. Is this a feasible experiment?!?!?
  2681. Can activation energy be zero?
  2682. Biochemical Reaction Catalysing Solar Trap
  2683. DCM+Methanol+10% Pd on Carbon generates HCl?
  2684. acid etching?
  2685. Distilling 3% Grade Hydrogen Peroxide.
  2686. Covalent Bonding and Bonding Order
  2687. Crystallization of Benzoic Acid
  2688. Control of pH in acidic range by thermal degradation
  2689. Magnesocene (MgCp2) C10H10Mg
  2690. 1H NMR spectroscopy
  2691. separation of phosphates, nitrates and nitrites
  2692. separation of sediments from alluvial minerals.
  2693. Can I mix these 3 chemicals together??
  2694. Just cant grasp the concept of redox rxns
  2695. Solid vs liquid benzoic acid
  2696. Hydrophobic molecules
  2697. Uranium Chemistry - Enthalpy of Formation
  2698. Adding salt to ice question
  2699. Question that I was looking up on Google
  2700. Resources for visual learners
  2701. Chemistry and Mathematics
  2702. How did the chemists in the early days...
  2703. Measuring CO2 concentrations
  2704. Need help!! How to make Hydrogen peroxide ''H2O2'' ?
  2705. What wax is this?
  2706. TLC: Standard
  2707. testing wood for lead
  2708. Thermal Expansion of Solvent Mixture question
  2709. Botulinum Toxin
  2710. calculating the heat of vaporization of chloroform [thermochemistry]
  2711. Alcohol reaction in body
  2712. Mathematical Models for Equilibrium Simulation
  2713. calculating work in a one-step expansion/compression
  2714. cAMP as second messenger in GPCR signal transduction
  2715. Calculating Pressure
  2716. Determining Acid/Base Strength and Ionization
  2717. Experiment
  2718. Do proteins denaturate at 10°C?
  2719. Sodium Acetate pH?
  2720. Lead Dioxide Anode
  2721. Reaction between Nitric Acid & Oxides of Titanium
  2722. Please be careful in the lab
  2723. Electrolysis of Iron Oxide
  2724. Soap Vs Shampoo.
  2725. Hexagonal ice??
  2726. Unexpected chromogenic reaction of acetic anhydride/DMAP/DMF -> coffee brown color?!
  2727. Enthalpy and chemical energy
  2728. Can sunlight be turned into other things besides energy.
  2729. NaIO4
  2730. Why does aluminum react exothermically with palladium?
  2731. best conc for an emusifier-methocel K15M)
  2732. 2,4-dinitrophenyl thiocyanate
  2733. Should cadmium sulfate affect the pH of my buffer?
  2734. Why filter a Nearly Saturated Solution of Ca(OH)2
  2735. An innocent question. Do not smile!
  2736. Should I take Organic Chem?
  2737. anyone give me some chemical experiments
  2738. Semipermeable membrane for gases?
  2739. How to make NaOh
  2740. Calixarenes-Solubility of calixarenes
  2741. Is it possible to ionize a molecule?
  2742. No Such Neutralization?
  2743. Metallurgy
  2744. Help me, solvent for my compound
  2745. neutralize chlorine in hot tub
  2746. how to draw tetrahedral ice structure?
  2747. Antibonding question
  2748. Solution with high specific heat.
  2749. Ideal gas law in two dimensions?
  2750. HELP........anyone know how to make dilatant?
  2751. what is Hydrochloric Acid+marble chips symbol equation
  2752. Hydrogen Power
  2753. Cold Fusion: US Navy makes breakthrough?
  2754. AgNO3 + NH3?
  2755. burning nitrogen
  2756. Azeotropic distillation
  2757. Boiling points?
  2758. Biochemistry courses
  2759. help with chem
  2760. determination of iron by redox titration
  2761. Depression of melting points
  2762. Redox Titration Help [Calculations]
  2763. Effect of specific heat of a substance on the rate of heat flow
  2764. C-H bonds. Polar or non-polar?
  2765. Organic Chemistry over the Summer
  2766. viscosity of two different liquids
  2767. Rocket Fuel in baby food
  2768. Energy released in chemical reactions
  2769. Why is there a change in trend for pKb for n-butylamine?
  2770. non-marking shoes
  2771. Fuel Cell Voltage Calculation
  2772. fire+water = ?
  2773. At which pH does your skin burn?
  2774. looking for teacher
  2775. chemical formula
  2776. Cooking saltpeter+sugar rocket fuel?
  2777. Aqueous solutions and whether they are acidic/basic/neutral
  2778. Extraction equipment
  2779. advice on making charcoal
  2780. Is there any chance of discovering more isotopes of Iron?!
  2781. Boiling Points
  2782. Petri dish assistance
  2783. Zwitterions
  2784. Evaporation of organic solvent and leftover residue
  2785. Calculating toxicant concentration
  2786. Filtration and choice of solvent
  2787. electrophoretic mobility of sodium and chloride ions?
  2788. Trying to settle an arguement...
  2789. inorganic chemistry - very general confusion
  2790. Low-spin versus high-spin
  2791. periodic table trends
  2792. Determining if solvent layer has water.
  2793. Reaction of Calcium Carbonate in Water with Hydrochloric Acid
  2794. Water / alkanes "mix"
  2795. Ethanol to butanol?
  2796. Why does the MO theory cause lone pairs to bond?
  2797. A quick question about Butane as a solvent?
  2798. Is water blue?
  2799. can we make water??
  2800. Atoms,orbits and my problem
  2801. Non flammables & conductivity
  2802. I am a little confused by a catalytic reaction
  2803. Spectroscopy
  2804. Smoking Compound
  2805. IR spectra and point group symmetry
  2806. how do you make synthetic opal?
  2807. Hydrogen fuel is here?
  2808. How to dissolve Sapphire?
  2809. milk!
  2810. Vibrating molecules?
  2811. Spectroscopic
  2812. Chemist shows how RNA spontaneously assembles
  2813. -ene Nomenclature (semi-structural formulas)
  2814. Effect of reaoly strong magnetic field on chemical reaction
  2815. please help me with this problem
  2816. Creating a buffer solution
  2817. Materials Design
  2818. gibbs energy of formation and electrolysis efficiency
  2819. I need help with an experiament......
  2820. Measyrement of Conductivity and Dielectric constant
  2821. How amu is equal to Molar Mass ..... Must S33
  2822. What are the Interesting things I can include to my (Atomic Theaory) Presentation?
  2823. Relaxation and retardation time for polymeric liquids
  2824. Chemical Laboratory
  2825. Transition series influence in RMN spectra
  2826. How can we predict the geometry of a coordination compound?
  2827. magnetic water? and a question or 2 about ions
  2828. Speeding up the electrodeposition of copper
  2829. Redox question
  2830. phase rule
  2831. more rust in less salt??
  2832. PEMFC and Proton Conductors
  2833. rust in test-tubes of HCl FeO or Fe3O4??
  2834. Making a metal based anti-freeze
  2835. Can pressure stop a reaction?
  2836. polar and non polar compounds
  2837. Biotic and abiotic compounds
  2838. Reduction of powdered rust by electrolysis
  2839. Fire Magic
  2840. corrosion of pipe
  2841. Can someone tell me what the HD+ ion is?
  2842. Making H2O2
  2843. Gas vs Vapour
  2844. are there any cool chemical reactions i can do in my own home?
  2845. Gaussview 3.0 Help!
  2846. Intro to Chemistry
  2847. Half Reaction Method
  2848. IR spectroscopy - HATR
  2849. I need help ( not homework)
  2850. Why is cooling considered to slow reactions?
  2851. Silicon Chemistry
  2852. disable the effect of HCl on the PH of solution?
  2853. Reaction between Aluminum Sulfide and Bleach?
  2854. What is the difference between these systems of mass
  2855. Organic and inorganic mercury
  2856. When doesn't redox occur?
  2857. Vapor of a volatile substance in equilibrium with a fluid
  2858. Beaker ?
  2859. Sodium silicate ?
  2860. Practicing Structural Drawings
  2861. Conversion of microMolar DOC to ppm
  2862. Understanding Lone Pairs & Orbitals
  2863. How to find the Atomic Structure of a Constituent
  2864. Ksp equation..
  2865. Production of Hydrogen
  2866. If direct current is applied to activated carbon, will it be drawn to the cathode?
  2867. Will carbon powder dissolve (ionize) in sulfamic acid? If so, what ionic state?
  2868. Octet Rule
  2869. Understanding Bonding
  2870. Why are intermolecular HCl molecules among them not considered hydrogen bonds?
  2871. pseudo and pro chiral carbon
  2872. fire !
  2873. Anyone have a science lab in their home?
  2874. Does all alcohol undergo halogenation and controlled oxidation?
  2875. magnesium test
  2876. Scale Chemistry Analysis
  2877. Quick question on moles
  2878. chemiluminescence questions
  2879. Determining how compounds react
  2880. Pressure Relation to State
  2881. Why does smoked meat work?
  2882. What is Arrhenius behavior?
  2883. Queries Related to Bond Polarity
  2884. Valid Resonance Structure?
  2885. What's the sp orbital of this carbon?
  2886. SP Carbon Orbitals
  2887. IR Spectroscopy help
  2888. Heat Absorbing material
  2889. Spin Quantum Number
  2890. Mixture Ratio for oxygen/propane in a rocket engine?
  2891. Wax that doesn't stick to hair
  2892. Supercooling of water-what's going on?
  2893. Polybutene (Isobutylene/butene copolymer) 100% by wt.
  2894. Chloramination and detecting chloramine with a total chlorine test.
  2895. Electroanalytical Chemistry HELP
  2896. Help with a peakfitting software
  2897. mixing bleach/disinfectants with glycerine
  2898. nuclear reactions
  2899. temperature . coefficient
  2900. Carbon electrons
  2901. What will happen if CuSO4 is taken as electrolyte.Zn & Cu are two electrodes.??
  2902. realy question abuot chamistry
  2903. Why does coupling intensity in H-NMR correspond to Pascal's triangle?
  2904. lead nitrate????
  2905. Speculative Biochemistry: Because Earth is just one planet.
  2906. chemical kinetics
  2907. Methane as a fuel source
  2908. Help:Install Ochem for latex in Windows platform.???
  2909. chemistry experiments
  2910. How are smells created?
  2911. Measuring degradation/decomposition
  2912. Help with a Chemistry Problem Please!
  2913. What is the best intro book for Chemistry
  2914. Q. about the Cossee-Arlman mechanism in alkene polymerization
  2915. Kinetic gas equation
  2916. Dielectric Strength Of Liquids: looking for data
  2917. CO2 vapour pressure passed critical temperature
  2918. h2o o2 energy
  2919. Lattice Diffusion : Techniques & Procedure...
  2920. Organic Chemistry - why not just three 2p orbitals in ethene?
  2921. Na2CO3 solution
  2922. organic reactions
  2923. entropy and osmosis
  2924. CFC, HCFC, whats next
  2925. oxygen/cargon monoxide when burning
  2926. Gibbs Energy and Equilibrium Constant
  2927. water molecule dipole moment
  2928. Outgassing rate
  2929. Glue
  2930. Why deprotonated?
  2931. A question about life
  2932. ACS Meeting in San Francisco
  2933. Element abundance on earth's crust
  2934. The limitations of RP-HPLC
  2935. Isotopic symbols
  2936. Titanium Dioxide Reactivity
  2937. difference between Valence bond theory and molecular orbital theory?
  2938. Urine & Bleach = red colour?
  2939. which structure is correct according to its name?
  2940. O-H Bonding (and ion dissociation)
  2941. Why are metals more dense than non-metals?
  2942. Covalent Bonding
  2943. Help me understand what resonance is..
  2944. question on IR spectroscopy
  2945. NMR problems
  2946. Increasing vapor pressure in water
  2947. Termodynamics, Rubner concept & biology
  2948. Energy vs. Enthalpy
  2949. Element 112 is - Copernicium!
  2950. K value
  2951. Dilution Question
  2952. Organic Chemistry
  2953. Km and Vmax dependence on enzyme concentration
  2954. Some Basic Line Spectrum and Chemistry Questions I Have
  2955. Mole ratios
  2956. chemical to cut headlight oxidation?
  2957. D and L stereoisomers
  2958. Significant Figures
  2959. raising pH in Saltwater
  2960. How do you find out formulas?!
  2961. A question regarding oxidation numbers
  2962. home test for lead
  2963. Organic Chemistry - Resonance
  2964. Organic Chemistry(functional group)
  2965. Compounds(covalent+ionic)
  2966. Calculate the frequency, in hertz (level n = 10 to level n = 5)
  2967. Un-ideal Gas Equation!
  2968. Good websites for identifying chemical names and formulas?
  2969. heat of fusion
  2970. Reaction rate
  2971. Size of Metal Carbonyls
  2972. Aldehydes
  2973. 2 quick easy questions
  2974. Help with chemistry question????
  2975. Thermite Chemical Composition
  2976. Why is Ozone so high in the atmosphere?
  2977. What is the hybridization of C in R - N=C=O
  2978. Please help me explain this observation...
  2979. Buffer solutions
  2980. extraction of heavy metal from soil
  2981. Activation energy of Silicon Dioxide thermite reaction?
  2982. Solid State Heavy Water
  2983. H2O Formation
  2984. Oxidation of alcohol
  2985. Constant C in Vapor Pressure Equation
  2986. Concentration Problem
  2987. Do electron attract proton, or proton attract electron?
  2988. Science Fair Project.
  2989. London Forces, current, and boiling and melting points
  2990. Preparing solutions
  2991. general chemistry exercises online?
  2992. need urgent information
  2993. Preventing Oxidation of Gallium in Metal Alloy
  2994. magnesium reacting in monoprotic strong acid
  2995. Tin foil
  2996. PNA-DNA Stability
  2997. DI water vs regular water?
  2998. nucleophilic acyl substitution and basicity of groups
  2999. Chemical that kills odors?
  3000. question on VO(acac)-piperidine
  3001. Choose those statements that are true for the most stable resonance structure...
  3002. bond enthalpy of N=O
  3003. The electron configurations of the group B elements
  3004. Nobel prize in Chemistry 2009
  3005. Why chemistry is so difficult ?
  3006. Vapour pressures of Propanal and propanoic acid
  3007. HCl + Mg = decrease in pH? Why?
  3008. Silver nitrate precipitation
  3009. Chemical Amount??
  3010. Glass Etching
  3011. Measuring sensor sensitivity
  3012. Why do ions replace other ions
  3013. Entropy Decrease in a System
  3014. Equation Balancing
  3015. The molecular geometry of ClF3
  3016. Matching Glass-Forming Ability with the Density of the Amorphous Phase
  3017. Is my calculation ok? - clausius clapeyron eq.
  3018. Why is the atomic radius of Boron smaller than that of Be?
  3019. attempting to retrieve painted image from rusted galvanized sign
  3020. On Arrhenius plots in cyclic voltammetry
  3021. Electron/Proton Attraction
  3022. melting entropy
  3023. Mole = Avogadro's number?
  3024. Hund's Rule
  3025. Coolant gas.
  3026. Some questions about naming conventions for ethers
  3027. Ortho Disubstituted Benzene
  3028. Super stuck on Titration problem
  3029. Can the Brain Take In New Information when Asleep?
  3030. Weak acid - Weak base Buffer
  3031. What is meant by the Pka value of a side chain in an amino acid?
  3032. Why does imidazolium ring contain a positive charge?
  3033. Group I Metal Activity
  3034. NMR spectrum
  3035. Wondering about hydrogen peroxide...
  3036. Trouble Identifying this Organic Unknown
  3037. CaSi
  3038. Precipitation of Ag+ and S2-
  3039. Polyvinylidene Fluoride (PVDF)
  3040. Fe3+ and oxygen bonding
  3041. prepare a 100mg/ml solution of glacial acetic acid in methanol
  3042. Osmotic Pressure = Osmotic Power
  3043. Saponification
  3044. Need help finding a gas or liquid that absorbs IR and allows visible.
  3045. Amino acid with acyl chloride
  3046. Nucleophilicity and basicity
  3047. boiling point
  3048. H-bonding
  3049. Be no gas?
  3050. dextorotory or levorotory
  3051. Is Muscle Memory tied to Mirror Neurons?
  3052. AsI3 - ionic / covalent?
  3053. Sodium thiosulfate
  3054. Redox rxns
  3055. Hess's Law
  3056. Ochem: flame test; soluble in H2SO4
  3057. Potassium Phoshate and Acetic Acid
  3058. valency and oxidation state in PbTiO3
  3059. electrons entering the area Atom's nucleus
  3060. Calculating apparent density of a solid
  3061. Is the oxidization of a substance ever exothermic?
  3062. Black smoke..
  3063. Definition of Aromatic Compounds
  3064. Glow in the Dark Compounds
  3065. Activated form of a molecule
  3066. What is the correct manner of studying inorganic chemistry????
  3067. σH adducts
  3068. Calculate %assay
  3069. 1H NMR & IR : unknown structure determination
  3070. electronegativity difference NaH
  3071. Ionic vs. Covalent
  3072. Gas that turn into liquid have a boiling point?
  3073. Ionic vs. Covalent
  3074. Urgent help needed for question on electrolysis & comparing Eo values
  3075. How do they melt carbon?
  3076. Structure of Dinitroacetylene
  3077. Concentrating Household Ammonia
  3078. Why only opposite spin electrons in an orbital ?
  3079. Question, whats the best chemistry software for a college student?
  3080. depolymerization of HDPE
  3081. Zinc Oxide reduction
  3082. help me please !!!!
  3083. Materials that bond with Calcium Fluoride?
  3084. Stoichiometry Professions
  3085. Phosphate buffer calculation help
  3086. Silver drove me crazy
  3087. Electron Screening
  3088. DIY paraffin wax log for fire.
  3089. Chemical reactions to silver?
  3090. Relationship Between Solubility and Reactivity
  3091. Production of Ammonia from Nitrogen Oxides
  3092. Shifts
  3093. Biochemical testing array
  3094. Losing my mind over Stoichiometry!
  3095. Why are monolayers so important?
  3096. Water Vapor's molecular mass
  3097. Is nitrogen narcosis a type of HPNS
  3098. converting tyre waste rubber into more flexible material
  3099. salt or ester?
  3100. Few questions about aldehydes and ketones?
  3101. pH in solutions
  3102. Molarity and Rate Law
  3103. kinetics and surface chemistry
  3104. Osmotic pressure
  3105. Spin in Unpaired Electrons
  3106. chem_drawing_problem
  3107. Electrolysis in pure water
  3108. Curiosity kills, I guess...
  3109. Na2CO3 + Ca(OH)2 + Heat + Water = NaOH + CaCO3 + ???
  3110. What will be the % of Enol form of this compound?
  3111. Solid solution phase diagram.
  3112. Time Interval for measuring Rate of Reaction
  3113. Fuel cells
  3114. shielding effect
  3115. What is the pH after adding a base?
  3116. Calorimetery Problem. :( It's not a homework but I can't get the answer.
  3117. What is the name of this pipette?
  3118. Affect of adjacent amino acids on pKa values
  3119. antibonding orbitals
  3120. Aspirin
  3121. why oxygen, cannot act as a pi-donor while NO can?
  3122. Rate Laws
  3123. Goddard