Butyric acid is responsible for the odor in rancid butter. A solution of 0.25 M butyric acid has a pH of 2.71. What is the Ka for the acid? a. 7.8 × 10-3 b. 1.5 × 10-5 c. 0.36 Od. 2.4 × 10-2 Oe. 1.9 × 10-3

Chemistry & Chemical Reactivity
9th Edition
ISBN:9781133949640
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter16: Principles Of Chemical Reactivity: The Chemistry Of Acids And Bases
Section16.7: Calculations With Equilibrium Constants
Problem 3RC: What are the pH and ion concentrations in a solution of 0.10 M sodium formate, NaCHO2? Kb for the...
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Butyric acid is responsible for the odor in rancid butter. A solution of 0.25 M butyric acid has a pH of 2.71. What is the Ka for the acid?
a. 7.8 × 10-3
b. 1.5 × 10-5
c. 0.36
Od. 2.4 × 10-2
Oe. 1.9 × 10-3
Transcribed Image Text:Butyric acid is responsible for the odor in rancid butter. A solution of 0.25 M butyric acid has a pH of 2.71. What is the Ka for the acid? a. 7.8 × 10-3 b. 1.5 × 10-5 c. 0.36 Od. 2.4 × 10-2 Oe. 1.9 × 10-3
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