Data Table 1: Stoichiometry Values Initial: 1.50 g CACI2•2H2O (g) Initial: 147.02 mol CACI2•2H2O (mol) Initial: 0.0102 mol CaCl2 (mol) Initial: 106 g/mol. Na2CO3 (mol) Initial: 0.08g Na2CO3 (g) Theoretical: 1.02 g CaCO3 (g) Mass of 1.2 g Filter paper (g) Mass of 2.6 g Filter Paper + CaCO3 (g) Actual: 1.4 g CACO3 (g) % Yield: 86%

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