MCQOPTIONS
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| 1. |
What is the time required for 75 percent completion of a first-order reaction? |
| A. | 3 t<sub>50</sub> |
| B. | 4 t<sub>50</sub> |
| C. | 4.5 t<sub>50</sub> |
| D. | 2 t<sub>50</sub> |
| Answer» E. | |