14. What is the pH of a solution prepared by mixing 50.0 mL of 0.300 M HCl with 450.0 mL of 0.400 M HIO₃ ? (Ka of HIO₃ = 0.16)
(A)1.52
(B)0.80
(C)0.72
(D)0.89
(E)1.10

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統計： A(2), B(0), C(6), D(3), E(2) #2343735

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私人筆記#5806219
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本題答案應有誤，應是(C)

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