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a fost răspuns

Mg+H2SO4--->?
Al+?--->Al2(SO4)3+H2
Fe+?--->FeCl2
Ca(OH)2+HCl--->?
S+O2--->?
KOH+H3PO4--->?
CO2+C--->CO-Q
SO2+O2--->?

Răspuns :

Ralucagabi
Mg+H2SO4-->MgSO4+H2
2Al+3H2SO4-->Al2(SO4)3+3H2
Fe+Cl2-->FeCl2
Ca(OH)2+2HCl-->CaCl2+2H2O
2S+O2-->2SO
3KOH+H3PO4-->K3PO4+3H20
CO2+C-->CO-Q
2SO2+O2->2SO3