Ответ:
3) SO2
Объяснение:
CaSO₃ + 2HCl = SO₂ + CaCl₂ + H₂O
SO₂ + H₂O = H₂SO₃
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Verified answer
Ответ:
3) SO2
Объяснение:
CaSO₃ + 2HCl = SO₂ + CaCl₂ + H₂O
SO₂ + H₂O = H₂SO₃