Verified answer

Ответ:

CaO + 2HNO₃ = Ca(NO₃)₂ + H₂O

Ca(NO₃)₂  + K₂CO₃ = CaCO₃ + 2KNO₃

CaCO₃ + 2HCl = CaCl₂ + CO₂ + H₂O

CaCl₂  + 2AgNO₃ = Ca(NO₃)₂ + 2AgCl

Объяснение: