水処理 毎日一問(12.19)
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単一選択問題:溶解性物質とは 。 A. 100gの水には0.1g未満の溶質が溶解するB. 100gの水には0.1g~1gの溶質が溶解する
C. 100gの水には1g~10gの溶質が溶解する
D. 100gの水には0.1gを超える溶質が溶解する
**:C
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