Mg + 2HCl = MgCl2 + H2
MgCl2 + H2CO3 = MgCO3 + 2HCl
MgCO3 + 2HCl = MgCl2 + H2O + CO2 либо MgCO3 = MgO + CO2 (нагревание)
CO2 + NaOH = Na2CO3
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Mg + 2HCl = MgCl2 + H2
MgCl2 + H2CO3 = MgCO3 + 2HCl
MgCO3 + 2HCl = MgCl2 + H2O + CO2 либо MgCO3 = MgO + CO2 (нагревание)
CO2 + NaOH = Na2CO3