sodium carbonate + calcium chloride
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caCo3 Nacl
A simple demonstration of how a precipitate is evidence of a chemical reaction taking place is performed by mixing solutions of calcium chloride and sodium carbonate to form the precipitate calcium carbonate (CaCO3).
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The reaction is: Na2CO3 (aq) + CaCl2(aq) → CaCO3 (s) + 2 NaCl (aq) We will use approximately 0.02 mole of each reactant and expect to obtain approximately 0.02 mole of solid product, since the stoichiometric coefficients are all 1 in the balanced equation.
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The reaction is: Na2CO3 (aq) + CaCl2(aq) → CaCO3 (s) + 2 NaCl (aq) We will use approximately 0.02 mole of each reactant and expect to obtain approximately 0.02 mole of solid product, since the stoichiometric coefficients are all 1 in the balanced equation.
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