Ответ:
Ca+H2 = CaH2
2. CaH2+OH=Ca(OH)2
3. Ca(HCO3)2+Ca(OH)2=CaCO3+2H2O
4. CaCO3=CaO+CO2
5. 2CaO+H2=Ca(OH)2
6. Ca(OH)2+CO2=CaCO3+H2O
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Ответ:
Ca+H2 = CaH2
2. CaH2+OH=Ca(OH)2
3. Ca(HCO3)2+Ca(OH)2=CaCO3+2H2O
4. CaCO3=CaO+CO2
5. 2CaO+H2=Ca(OH)2
6. Ca(OH)2+CO2=CaCO3+H2O
Ответ: