MCQOPTIONS
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| 1. |
The extent of a reaction is 10, and the stoichiometric coefficient of O2 is 2.5, if the moles of O2 entering the process is 45, what is the percentage of excess air? |
| A. | 20% |
| B. | 40% |
| C. | 60% |
| D. | 80%View answer |
| Answer» E. | |