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1. |
A buffer solution is prepared by mixing 10 mL of \[1.0M\,C{{H}_{3}}COOH\] and 20 mL of 0.5 M \[C{{H}_{3}}COONa\] and then diluted to 100 mL with distilled water. If \[p{{K}_{a}}\]of \[C{{H}_{3}}COOH\] is 4.76, what is the pH of the buffer solution? |
A. | 5.8 |
B. | 4.34 |
C. | 5.21 |
D. | 4.76 |
Answer» E. | |