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Q. |
If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm. |
A. | 1.2 to 1.5 |
B. | 2.5 to 3 |
C. | 3 to 4 |
D. | 5 |
Answer» A. 1.2 to 1.5 |
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