Aqueous Definition and 60 Threads

  1. K

    Potassium Permanganate Reduction in Aqueous Buffer

    Hello everybody, I'm told that potassium permanganate is dissolved in an aqueous buffer of ammonia and ammonium at equal concentrations (1M), and treated with 1M sodium hypochlorite, the permanganate ion is reduced to insoluble manganese dioxide as the hypochlorite ion is oxiddized to...
  2. S

    Aldehyde Reactivity in Aqueous Base: Mechanism and Species Identification

    Homework Statement In aqueous base, 97% of 2,2-diphenylethanal is present as a species different from the aldehyde, enol or aldol addition or condensation products. What is this species? Please also try to explain the mechanism. Homework Equations The Attempt at a Solution...
  3. P

    Measuring pH of Aqueous Solutions Containing NaOH

    In the textbook it stated "In aqeous solutions, the concentration of hydronium ions is always related to the concentration of hyroxide ions. Therefore we can still measure or calculate the pH of solutions of bases like NaOH, even though they are not acidic." The book also stated that pH is a...
  4. S

    Florine with water and aqueous Fe2+

    Florine can oxidize water to oxygen and hydrogen floride. When reacts with aqueous Fe2+, water is being oxidized to give hydrogen peroxide and some OF2,(due to the strong oxidizing power of F2?) so the reaction is unsuitable to carried out, right? That means meanwhile Fe2+ is also oxidized to...
  5. B

    Chemistry How do you calculate moles and ions in an aqueous lithium nitrate solution?

    How many moles and numbers of ions of each type are present in the following aqueous solutions? 3.26 L of a solution containing 6.96 x 10^21 formula units of lithium nitrate per liter I got 1.16e-2 mols of Li and NO3 as well as 6.99e21 ions for each. The software I am using (webassign) says...
  6. Astronuc

    Conference on Water, Steam, and Aqueous Solutions for Electric Power

    – Advances in Science and Technology – Proceeings of the 14th International Conference on the Properties of Water and Steam Editors: Masaru Nakahara, Nobuyuki Matubayasi, Masakatsu Ueno, Kenji Yasuoka and Koichi Watanabe http://www.iapws.jp/proceedings.html Some very useful and...
  7. G

    How Do You Calculate pH for a NaCN and HCN Solution?

    I am stuck on this question...can anyone help? What is the pH after .10 mol NaCN is added to 100 mL of .050 M of HCN? (Ka=6.0x10^-19) I think I have to use the Henderson-Hasselbalch Equation. Is this the right way to take. And if so, how should I go about getting the ion concentration?
  8. P

    Finding major species in aqueous solutions

    Which of the following are correct statements ? a) In an aqueous solution of NH4Cl, H2O, NH4+ and Cl-are the major species present b) In an aqueous solution of NaCH3CO2, H2O, Na+ and HCH3CO2 are the major species present c) In an aqueous solution of HCN, H2O, H3O+...
  9. A

    Alcoholic Ammonia vs Aqueous for Treating Haloalkanes

    Why do we use alcoholic Ammonia not Ammonia only or aqueous ammonia while using it to treat haloalkanes to form primary,secondary or tertiary amines. same for treatment of haloalkanes with alcoholic silver cyanide to form alkyl iso cyanide.why don't we use aqueos AgCN Thanx
  10. D

    Difference Between Aqueous Solution An Dliquid State?

    I heard its somethin to do with H-Bonding...help...
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