Question

Help mee... ! Ofer 35 puncte ! Repede
ce rezulta + egalare ..
H2 + Li ->
H2 + Ca ->
H2 + CuO ->
H2 + So2 ->
Mg + O2 ->
Al + O2 ->
S + O2 ->
C + O2 ->
C + CuO ->
C + ZnO ->
C + H2So4 ->
C + HNO3 ->
Cl2+ H2 ->
Cl2 + Na ->
Cl2 + Fe ->
Cl2 + Cu ->
Cl2 + H20 ->

Answer 1

mg+o2=mgo2
4Al+3O2=2Al2O3