Question

balance the chemical equation Ca(HCO3)2 + HNO3 -----> Ca(NO3)2 + CO2 + H2​

Answer 1

Answer:

the reaction is Ca(HCO3)2 + 2HNO3------> Ca(NO3)2 + 2CO2+ 2H2O

[PS:- you have written H2 which is wrong it's H2O]

Explanation:

Ca(HCO3)2 coefficient =1

HNO3 coefficient=2

Ca(NO3)2 coefficient=1

CO2 coefficient=2

H20 coefficient=2