Chemistry, 09.11.2019 08:31 Caixiayang3613
1. a 5.455-g sample of impure cacl2 is dissolved and treated with excess potassium carbonate solution. the dried caco3 (calcium carbonate) precipitate weighs 4.010-g. calculate the percent by mass of cacl2 in the original mixture.
Answers: 3
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1. a 5.455-g sample of impure cacl2 is dissolved and treated with excess potassium carbonate solutio...
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