Question

balance these equations 1.H2S+O2 = H2O+SO2
2.Al+CuSO = Al2(SO4)3+Cu
3.MnO2+HCl2 = MnCl2+H2O+Cl2
​

Answer 1

Explanation:

H2S+3/2O2---->H2O+SO2

2Al+3CUSO4---->Al2(SO4)3+3Cu

MnO2+4HCl---->MnCl2+2H2O+Cl2