Calcium carbonate cannot be obtained as a result of the interaction of substances

univerkov | May 29, 2021 | education

Calcium carbonate cannot be obtained as a result of the interaction of substances: A) CaC12 (solution) + Na2CO3 (solution); b) CaO + CO2; c) Ca (OH) 2+ CO2 (excess); D) Ca (OH) 2+ CO2; e) Ca (HCO3) 2

A) CaCl2 + Na2CO3 => CaCO3 + 2NaCl;
B) CaO + CO2 => CaCO3;
С) Ca (OH) 2 + 2CO2 => Ca (HCO3) 2;
D) Ca (OH) 2 + CO2 => CaCO3 + H2O;
E) Ca (HCO3) 2 => CaCO3 + CO2 + H2O.

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