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[Question of the Day] Chemical Engineering Analysis Edition, 2021.3.17

2021-03-17View Original

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This post was last edited by zjp on 2021-3-17 08:43. Multiple-choice question: What is the purpose of adding KI and a small amount of HCl during the analysis using the indirect iodometric method? A. Prevent the volatilization of iodine B. Accelerate the reaction rate C. Increase the solubility of iodine in the solution D. Prevent iodine from undergoing disproportionation reactions in alkaline solutions Answer: ABCD
Reply #22021-03-17
The answer is A B C D

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