PLS HELP ME(1)Write a balanced equation in each case dilute hydrochloric reacts with[i]ZnCO3[ii]CuCO3 (2)Discuss how hydrocarbons contribute to the formation of ozone in the atmosphere.I'M CONFUSED I NEED HELP!

ZnCO3 + 2HCl ==> H2O + CO2 + ZnCl2

CuCO3 works the same way.
Look up "greenhouse effect" on google to obtain information about CO2 and it's effect on the environment.