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Which of the Following Acids (Listed with Ka Values) and Their

Question 59

Multiple Choice

Which of the following acids (listed with Ka values) and their conjugate base would be the best choice to make a buffer with a pH of 8.10?


A) C6H5COOH, Ka = 6.5 × 10-5
B) HF, Ka = 3.5 × 10-4
C) HClO, Ka = 2.9 × 10-8
D) HCN, Ka = 4.9 × 10-10
E) HClO2, Ka = 1.1 × 10-2

Correct Answer:

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