Ответ:
№8(б)
Na2O → Na2SO3 → Na2SO4 → NaCl
Na2O + SO2 = Na2SO3
Na2SO3 + H2SO4 = Na2SO4 + SO2↑ + H2O
Na2SO4 + BaCl2 = BaSO4↓ + 2NaCl
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Answers & Comments
Ответ:
№8(б)
Na2O → Na2SO3 → Na2SO4 → NaCl
Na2O + SO2 = Na2SO3
Na2SO3 + H2SO4 = Na2SO4 + SO2↑ + H2O
Na2SO4 + BaCl2 = BaSO4↓ + 2NaCl