Ответ:
ZnCl₂ + 2NaOH ⟹ Zn(OH)₂↓ + 2NaCl
MgCl₂ + Na₂CO₃ ⟹ MgCO₃↓ + 2NaCl
Ca(OH)₂ + CO₂ ⟹ CaCO₃↓ + H₂O
Fe(OH)₂ ⟹ FeO + H₂O
2HCl + Zn ⟹ ZnCl₂ + H₂↑
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Ответ:
ZnCl₂ + 2NaOH ⟹ Zn(OH)₂↓ + 2NaCl
MgCl₂ + Na₂CO₃ ⟹ MgCO₃↓ + 2NaCl
Ca(OH)₂ + CO₂ ⟹ CaCO₃↓ + H₂O
Fe(OH)₂ ⟹ FeO + H₂O
2HCl + Zn ⟹ ZnCl₂ + H₂↑