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The PKa of Lactic Acid Is 3

Question 8

Multiple Choice

The pKa of lactic acid is 3.86. What is the pH of a buffer in which the lactic acid concentration is 2.0 M and the sodium lactate concentration is 0.50 M?


A) 2.86
B) 3.26
C) 4.46
D) 4.86

Correct Answer:

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