Question

say the crt answer. i will mark u as brainliest​

Answer 1

Answer:

1. Zn(NO3)2 --- ZnO + 2NO2 + O2

2. CaCO3 + 2HCl --- CaCl2 + CO2 + H2O

Just balance the number of atoms on both sides and match stoichiometric coefficients.

hope this will help you.

Answer 2

Answer:

1)Zn(NO3) 2----------->ZnO+2NO2+O2

2) CaCO3+2HCl--------->CaCl2++CO2+H2O