Ответ:
1) 2C+O2(недост) =2CO
2) C+GeO2=CO2+Ge
3) 2C+H2=C2H2
4) C+Ca=CaC2
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Ответ:
1) 2C+O2(недост) =2CO
2) C+GeO2=CO2+Ge
3) 2C+H2=C2H2
4) C+Ca=CaC2