MCQOPTIONS
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MCQOPTIONS
| 1. |
Which of the following is not a simple buffer? |
| A. | CH<sub>3</sub>COONH<sub>4</sub> |
| B. | NH<sub>4</sub>CN |
| C. | H<sub>3</sub>PO<sub>4</sub> + NaH<sub>2</sub>PO<sub>4</sub> |
| D. | (NH<sub>4</sub>)<sub>2</sub> CO<sub>3</sub> |
| Answer» D. (NH<sub>4</sub>)<sub>2</sub> CO<sub>3</sub> | |