Question

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

Answer 1

Answer:

Hope this will help you

The first question was a little bit tough but the second one was easy

Answer 2

Answer:

(1) Zn(NO3)2gives ZnO +NO2+O2

(1) Zn(NO3)2gives ZnO+2NO2+O2

(2)CaCO3+HCl gives CaCl2+CO2+H2O

(2)3CaCO3+6HCl gives 3CaCl2+3CO2+3H2O

Hope this will help you..