Ответ:
S→SO2→CaSO3
1)S+ O2→ SO2
2) SO2 + Ca(OH)2 → CaSO3 + H2O
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Ответ:
S→SO2→CaSO3
1)S+ O2→ SO2
2) SO2 + Ca(OH)2 → CaSO3 + H2O