Ответ:
1)S + O2 = SO2
SO2 + H2O = H2SO3
2)2Ca + O2 = 2CaO
CaO + H2O = Ca(OH)2
3)H2SO3 + Ca(OH)2 = CaSO3 + 2H2O
Объяснение:
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Ответ:
1)S + O2 = SO2
SO2 + H2O = H2SO3
2)2Ca + O2 = 2CaO
CaO + H2O = Ca(OH)2
3)H2SO3 + Ca(OH)2 = CaSO3 + 2H2O
Объяснение: