[Daily Question] Registered Exam Version 2020.01.28

2020-01-28View Original

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In single-stage extraction, by keeping the composition of the feed solution xF and the composition of the raffinate phase xA constant, and replacing the pure solvent with an extractant that contains a small amount of solute, the composition of the extract phase yA will (). A. Increase B. Decrease C. Remain unchanged D. Uncertain. The reference answers will be visible after responding; scoring is possible by identifying the key points. Answer: C is correct. 3 points for correctness, 1 point for error. Mass posting results in the lowest score being assigned ； Replies that are unrelated to the answer are considered spam and will be deleted immediately.

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[Daily Question] Registered Exam Version 2020.01.28

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