In the laboratory, a general chemistry student measured the pH of a 0.583M solution of HClO_3 to be 3.862.
What is the experimentally determined value of K_a for HClO_3?
A. 1.37 times 10^-4
B. 2.35 times 10^-4
C. 3.11 times 10^-7
D. 1.89 times 10^-8
E. 3.24 times 10^-8
Answers: 3
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