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pekay
@pekay
August 2022
2
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Осуществите прерващения:
C → CO →CO₂ → CaCO₂ → Ca(NO₃)₂
...................↓
..............Na₂CO₃
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аДРОБин
2С+О2(недостаток)=2СО
2СО+О2=2СО2
СО2+СаО=СаСО3(осадок)
CaCO3+2HNO3=Ca(NO3)2+CO2+H2O
Na2O+CO2=Na2CO3
2 votes
Thanks 1
87449457
1)2C+O2=2CO
2)2CO+O2=2CO2
3)CO2 + CaO =CaCO3
4)CaCO2+2HNO3=Ca(NO3)2+H2O +CO2
5)CO2+2NaOH=Na2CO3+H2O
0 votes
Thanks 1
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Answers & Comments
2СО+О2=2СО2
СО2+СаО=СаСО3(осадок)
CaCO3+2HNO3=Ca(NO3)2+CO2+H2O
Na2O+CO2=Na2CO3
2)2CO+O2=2CO2
3)CO2 + CaO =CaCO3
4)CaCO2+2HNO3=Ca(NO3)2+H2O +CO2
5)CO2+2NaOH=Na2CO3+H2O