Расставить коэффиценты:
Fe +O2=FeO
Al+O2=Al2O3
ZnO +HCl=ZnCl2+H2O
Mg+N2=Mg3N2
Al(OH)3 =Al2O3+H2O
H2+P=PH3
H2+C=CH4
Cu(OH)2=CuO+H2O
H2O+SO3=H2SO4
Na2O+H2O=NaOH
Zn+HCl=ZnCl2+H2
Mg+HCl=MgCl2+H2
Al+HCL=AlCl3 +H2
Fe+Cl2=FeCl3
Mg+Fe2O3=MgO + Fe
K+H2O =KOH +H2
S+O2= SO3

2Fe +O2=2FeO4Al +3O2=2Al2O3ZnO +2HCl=ZnCl2 + H2O3Mg+N2=Mg3N22Al(OH)3=Al2O3 + 3H2O3H2 + 2P= 2PH32H2+C=CH4Zn +2HCl=ZnCl2+H2Mg +2HCl=MgCl2 +H22Al +6HCl= 2AlCl3+3H22Fe +3Cl2=2FeCl33Mg +Fe2O3=3MgO+2Fe2K+2H2O=2KOH+H22S+3O2=2SO3