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The PH of a 0

Question 19

Multiple Choice

The pH of a 0.50 M solution of the weak monoprotic acid HA is 4.76. The value of Ka is


A) 6.0 × 10-10
B) 1.7 × 10-5
C) 3.5 × 10-5
D) 7.6 × 10-4
E) 9.24

Correct Answer:

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