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Determine the K_a of an Acid Whose 0

Question 123

Multiple Choice

Determine the K_a of an acid whose 0.294 mol L^-1 solution has a pH of 2.80.

A) 1.2 × 10^-5
B) 8.5 × 10^-6
C) 2.7
D) 4.9 × 10^-7
E) 5.4 × 10^-3

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