已知:C(s)+O2(g)=CO2(g);ΔH=-393.5KJ/mol.H2(g)+
已知:C(s)+O2(g)=CO2(g);ΔH=-393.5KJ/mol.H2(g)+
1.c(s)+o2(g)=co2(g);△H=-393.5kj/mol
已知2H2(g)+O2(g)=2H2O(l);△H=-571.6kJ/mol,C3H8(g)+5O2(g)=3CO2(g
已知 (1) 标况下 2C(s)+O2(g)==2CO2(g) △H=-221KJ/mol
已知下列两个热化学方程式:C(s)+O2(g)=CO2(g) △H=-393.5kJ·mol^-12H2(g)+O2(g
C(s)+O2(g)=CO2(g) ΔH=-393.5 kJ/mol
已知:CH4(g)+2O2(g)=CO2(g)+2H2O(l)△H=-890.3 KJ*mol-1H2(g)+0.5O2
13、已知两个热化学方程式:C(s)+O2(g)====CO2(g) ΔH=-9.5 kJ·mol-1 2H2(g)+O
已知热化学方程式 C(g)+O2(g)=CO2(g); △H=-393.5kJ/mol H2(g)+1/2O2(g)=h
根据下列热化学方程式(1)C(s)+O2(g)=CO2(g)△H1=-393.5kJ/mol(2)H2(g)+12
已知:2H2(g)+O2(g)=2H2O(l) △H=-571.6kj/mol 2h2(g)+O2(g)=2H2O(g)
已知如下两个热化学方程式 C(s) O2(g)===CO2(g);△H=-393.5kJ/mol 2H2(g)