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【Daily Question】Theoretical Foundation 2019.9.9

2019-09-09View Original

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Multiple-choice question: In distillation operations, if all other conditions remain unchanged and the subcooled liquid at the top of the tower is changed from being recycled in a subcooled state to being recycled at the bubble point, then the composition xD of the product at the top of the tower will change as follows: A. Decrease B. Increase C. Remain unchanged D. Uncertain. Answer: A. Hint: The answer can be seen upon reply

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