Calculate the Ka for lactic acid, HC3H5O3, if in a 1.0000 M solution there is 0.9884 M HC3H5O3 left at equilibrium. HC3H503 + H20 H3O+1 C3H5O31 + start 1.0000 M 55.5 M equilibrium 0.9884 M 55.5 M 0.0116 M 0.0116 M A. 7.35 x 103 B. 1.17 x 102 C. 1.36 x 10-4 D 1 RE u 10-8

Chemistry for Engineering Students
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Chapter12: Chemical Equilibrium
Section: Chapter Questions
Problem 12.71PAE: Acrylic acid is used in the polymer industry in the production of acrylates. Its K, is 5.6 X 10“’....
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Calculate the Ka for lactic acid, HC3H5O3, if in a 1.0000 M solution there is 0.9884 M HC3H503 left at equilibrium.
HC3H5O3
H20
H30+1
C3H5O3-1
+
start
1.0000 M
55.5 M
equilibrium
0.9884 M
55.5 M
0.0116 M
0.0116 M
A. 7.35 x 103
В. 1.17 х 102
C. 1.36 x 10-4
D. 1.85 x 108
Transcribed Image Text:Calculate the Ka for lactic acid, HC3H5O3, if in a 1.0000 M solution there is 0.9884 M HC3H503 left at equilibrium. HC3H5O3 H20 H30+1 C3H5O3-1 + start 1.0000 M 55.5 M equilibrium 0.9884 M 55.5 M 0.0116 M 0.0116 M A. 7.35 x 103 В. 1.17 х 102 C. 1.36 x 10-4 D. 1.85 x 108
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