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1. |
In a batch process, 2 mole of SO2 and 3 mole of CO2 entered a vessel with some SO2, if 5 mole of product leaves the vessel, what is the percentage of SO2 in the product? |
A. | 0.1 |
B. | 0.2 |
C. | 0.4 |
D. | 0.5 |
Answer» D. 0.5 | |