Problem: 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) 0.36B) 2.4 x 10-2C) 7.8 x 10-3D) 1.5 x 10-5E) none of the above

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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) 0.36

B) 2.4 x 10-2

C) 7.8 x 10-3

D) 1.5 x 10-5

E) none of the above

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