1. How many grams of CaCl2 should be dissolved in 615.4 mL of water to make a 0.19 M solution of CaCl2?
2.What mass of NaOH is in 190 mL of a 4.3 M NaOH solution?
收錄日期: 2021-05-01 22:32:24
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https://hk.answers.yahoo.com/question/index?qid=20190308172644AAljph9