In some solid calcium carbonate samples, calcium bicarbonate, Ca(HCO3)2, is also present. Write a balanced euation for its reaction with hydrochloric acid.

2 answers

Ca(HCO3)2 + HCl ==> CaCl2 + CO2 + H2O
You can balance it.
Ca(HCO3)2+2HCl=>CaCl2+2CO2+2H2O