Ответ:
Объяснение:
Fe +S = FeS
FeS + 2HCl = FeCl2 + H2S
2H2S + O2 = 2S +2H2O
S + O2=SO2
SO2 +Na2O = Na2SO3
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Verified answer
Ответ:
Объяснение:
Fe +S = FeS
FeS + 2HCl = FeCl2 + H2S
2H2S + O2 = 2S +2H2O
S + O2=SO2
SO2 +Na2O = Na2SO3