24.
A)The pH of an aqueous solution of 0.475 M
triethylamine (a weak base with the formula
(C2H5)3N) is_____?
B)The hydroxide ion concentration, [OH-], of an
aqueous solution of 0.475 M
ammonia is ___________M.
Calculate the pH for 200. mL of a 0.750 M solution of the weak
base, ethanolamine (HOCH2CH3NH2), Kb=3.20x10-5 ) being titrated
with 0.750 M HCl at the following positions in the titration.
a) The initial pH (before any HCl has been added). a. 2.300 b.
3.542 c. 8.945 d. 11.690 e. 13.976
b) The pH of the solution after 75.0 mL of 0.750 M HCl has been
added. a. 0.769 b. 9.727 c. 3.564 d. 8.654 e. 13.230
c)The pH...