配平下列方程式(1)NH3+CL2=N2+NH4CL(2)AL(OH)3+H2SO4=AL2(SO4)3+H2O
(1)NH3+CL2=N2+NH4CL
(2)AL(OH)3+H2SO4=AL2(SO4)3+H2O
(3)C3H8+O2=CO2+H2O
(4)N2O3+FE=FE3O4+N2