(a) Calculate the percent ionization of 0.00300 M carbonic acid
(Ka = 4.3e-07).
% ionization = _______ %
(b) Calculate the percent ionization of 0.00300 M carbonic acid in
a solution containing 0.0220 M sodium hydrogen carbonate.
% ionization = _________ %
(a) Calculate the percent ionization of 0.00710 M butanoic acid
(Ka = 1.5e-05). % ionization = % (b) Calculate the percent
ionization of 0.00710 M butanoic acid in a solution containing
0.0210 M sodium butanoate. % ionization = %
(a) Calculate the percent ionization of 0.00690 M hypochlorous
acid (Ka = 3e-08). % ionization =
(b) Calculate the percent ionization of 0.00690 M hypochlorous
acid in a solution containing 0.0300 M sodium hypochlorite. %
ionization =
Calculate the percent ionization of 0.135 M lactic acid
(Ka=1.4×10−4). Calculate the percent ionization of 0.135
M lactic acid in a solution containing
8.0×10−3 M sodium lactate.
How many grams of dry NH4Cl need to be added to 2.50 L of a
0.800 M solution of ammonia, NH3, to prepare a buffer
solution that has a pH of 8.62? Kb for ammonia is
1.8×10−5.
Calculate the percent ionization of formic acid solutions having
the following concentrations. Ka = 1.8x10-4
Part B 0.460 M Express your answer using two significant
figures.
Express your answer using two significant figures.
c) 0.110 M Express your answer using two significant
figures.
d)5.40×10−2 M Express your answer using two significant
figures.
Calculate the percent ionization of 1.50 M aqueous acetic acid
solution. For acetic acid, Ka = 1.8 × 10−5 . (a) 2.71% (b) 3.55%
(c) 1.78% (d) 0.35% (e) None of the above
A) Calculate the percent ionization of a
0.546 M solution of acetic
acid.
% Ionization = ______ % (No Ka value
was given)
B) In the laboratory a student measures the percent
ionization of a 0.438 M solution of
nitrous acid to be 3.31 %.
Calculate value of Ka from this experimental
data. Ka = ______
C) Calculate the percent ionization of a
0.390 M solution of nitrous
acid.
% Ionization = ______ % (No Ka value
was given)