Answers
濃度=溶質/溶液(溶質+溶媒)×100
なので
③5/200×100=2.5
答え:2.5%
④25/25+75×100=25
答え:25%
⑤25/25+100×100=20
答え:20%
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濃度=溶質/溶液(溶質+溶媒)×100
なので
③5/200×100=2.5
答え:2.5%
④25/25+75×100=25
答え:25%
⑤25/25+100×100=20
答え:20%
Users viewing this question
are also looking at these questions 😉
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