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The PH of 0

Question 153

Multiple Choice

The pH of 0.150 M CH₃CO₂H,acetic acid,is 2.78.What is the value of K_a for acetic acid?

A) 2.8 × 10^-6
B) 1.9 × 10^-5
C) 1.7 × 10^-3
D) 1.1 × 10^-2

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