MCQOPTIONS
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MCQOPTIONS
This section includes 2 Mcqs, each offering curated multiple-choice questions to sharpen your Biochemistry Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Calculate the pKa of lactic acid, given that when the concentration of lactic acid is 0.010M and the concentration of lactate is 0.087M, the pH is 4.80. |
| A. | 4.0 |
| B. | 3.9 |
| C. | 3.3 |
| D. | 4.1 |
| Answer» C. 3.3 | |
| 2. |
Calculate the pH of a mixture of 0.10M acetic acid and 0.20M sodium acetate. The pKa of acetic acid is 4.76. |
| A. | 5.1 |
| B. | 4.1 |
| C. | 6.1 |
| D. | 7.1 |
| Answer» B. 4.1 | |