Объяснение:
1. 2H(+1)S(-2) + S(+4)O2(-2)= 3S(0) + H2(+1)O(-2)
2. S(0) + Fe(0) = Fe(+2)S(-2)
3. 2Fe(+2)S(-2) + 3O2(0) = 2Fe(+2)O(-2) + 2S(+4)O2(-2)
Объяснение:
1. 2H(+1)S(-2) + S(+4)O2(-2)= 3S(0) + H2(+1)O(-2)
2. S(0) + Fe(0) = Fe(+2)S(-2)
3. 2Fe(+2)S(-2) + 3O2(0) = 2Fe(+2)O(-2) + 2S(+4)O2(-2)