Stoichiometry : CalcPercentPurity (4 Variations)


To test the purity of calcium sulfate, you dissolve a 4.56g sample in water and add oxalic acid to precipitate out calcium oxalate. If 3.45g of precipitate forms, what is the percent purity of the calcium sulfate?

CaSO4(aq) + H2C2O4(aq) CaC2O4(s) + H2SO4(aq)

Contents
Stoichiometry : CalcPercentPurity   
(Assessment Material (1))
Keywords
Pedagogies
Testing / Assessment
Topics
Stoichiometry |
Chemometrics