Ответ:
а)
2CO + O₂ = 2CO₂
CO₂ + 2KOH = K₂CO₃ + H₂O
K₂CO₃ + H₂O + CO₂ = 2KHCO₃
2KHCO₃ = CO₂ + H₂O + K₂CO₃
б)
Na₂CO₃ + 2HCl = 2NaCl + CO₂ + H₂O
CO₂ + Ca(OH)₂ = CaCO₃ + H₂O
CaCO₃ = CaO + CO₂
3CaO + 2H₃PO₄ = Ca₃(PO₄)₂ + 3H₂O
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Answers & Comments
Ответ:
а)
2CO + O₂ = 2CO₂
CO₂ + 2KOH = K₂CO₃ + H₂O
K₂CO₃ + H₂O + CO₂ = 2KHCO₃
2KHCO₃ = CO₂ + H₂O + K₂CO₃
б)
Na₂CO₃ + 2HCl = 2NaCl + CO₂ + H₂O
CO₂ + Ca(OH)₂ = CaCO₃ + H₂O
CaCO₃ = CaO + CO₂
3CaO + 2H₃PO₄ = Ca₃(PO₄)₂ + 3H₂O