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【毎日一問】理論基礎 2020.07.19

2020-07-19View Original

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選択問題:次のうち、どの物質の水溶液の蒸気圧が最も高いか: A.0.1mol kg-1 NaCl B.0.1mol kg-1 蔗糖 C.0.1mol kg-1 CaCl2 D.0.1mol kg-1 HAc 正解:B ヒント:解法の過程を説明できた人には追加の報酬を授与します。正解は返信で確認できます
Reply #22020-07-19
D。HAcは揮発性がある。
Reply #32020-07-21
D.0.1mol kg-1HAc
Reply #42020-07-21
B.0.1mol kg-1のスクロース溶液では、濃度が低いほど蒸気圧は高くなるため、蒸気圧の大きさの順はA>B>D>Cとなる。

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