Question

ПОМОГИТЕ ПОЖАЛУЙСТА!!!.

Answer 1

Ca(HCO₃)₂ = CaCO₃ + H₂O + CO₂ (t)
CaCO₃ + 2HCl = CaCl₂ + H₂O + CO₂
CO₂ + 2KOH = K₂CO₃ + H₂O
K₂CO₃ + MgCl₂ = MgCO₃ + 2KCl
KCl + AgNO₃ = KNO₃ + AgCl
2KNO₃ = 2KNO₂ + O₂
O₂ + 2C = 2CO
3CO + Fe₂O₃ = 2Fe + 3CO₂
2Fe + 3Cl₂ = 2FeCl₃