Answer to Question #202998 in General Chemistry for Mickayla

General Chemistry

Question #202998

What is the pH of a 1.3M butyric acid solution? (K_a = 1.54 x 10^-5)

1)4.7

2)5.0

3)2.3

4)2.5

Expert's answer

Molar Mass of butric acid = 88.1

1.3 × 88.1 = 114.53g

= 1.54 × 10^-5 × 114.53/88.1

= 2.3

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