Question

Balance the word equation solid calcium carbonate reacts with hydrochloric acid to yield aqueous calcium chloride, carbon dioxide gas, and liquid water?

Answer 1

CaCO3(s) + 2HCl(aq) ==> CaCl2(aq) + H2O(l) + CO2(g)

Answer 2

Ca=1
C=1
O=3
H=2
Cl=2

Ca=1
C=1
O=3
H=2
Cl=2