Homework Statement
The bromination of acetone is catalyzed by acid.
CH3COCH3 + Br2 + H2O ------> CH3COCH2 + Br- + H3O+
The rate disappearance of bromine was measured for several different initial concentration of acetone, bromine and hydronium ion as represented in the following table...
Homework Statement
I need to design an experiment to find the charge of an electron. And I have no idea how. Could somebody give an idea on what I could do?
Homework Statement
What potential difference must be applied to stop the fastest photoelectrons by a nickel surface under the action of ultraviolet light of wavelength 220 nm? work function of nickel is 5.00eV.Homework Equations
h[c]/[\lambda] = \Phi + eVThe Attempt at a Solution
h=6.6x10^-34...
Homework Statement
Calculate the energy released in the alpha neutron reaction for beryllium. The mass of beryllium is 9.012183u.
^{4}_{2}He + ^{9}_{4}Be \rightarrow ^{1}_{0}n + ^{12}_{6}C
Homework Equations
The Attempt at a Solution
Tried finding the total binding energy for both...
It is a planning and designing experiment to prove that crude oil can be separated into most of its components using fractional distillation in a laboratory use a fractionating column, Bunsen burner and a condenser.
I want to know what fraction of crude oil would distill off.
Homework Statement
What fractions of crude oil would be distilled off, if you did the fractional distillation of crude oil in a lab?
Homework Equations
The Attempt at a Solution
I think light petroleum and light naphtha, but I am not sure.