已知C(金刚石)C(石墨)ΔH =" -" Q(Q>0),下列热化学方程式放出热量最多的是
A.C(金刚石)+O2(g)=CO(g)ΔH =" -" Q1 |
B.C(石墨)+ O2(g)="CO(g)" ΔH =" -" Q2 |
C.C(金刚石) + O2(g)=CO2(g) ΔH =" -" Q3 |
D.C(石墨)+ O2(g)=CO2(g) ΔH =" -" Q4 |
已知C(金刚石)C(石墨)ΔH =" -" Q(Q>0),下列热化学方程式放出热量最多的是
A.C(金刚石)+O2(g)=CO(g)ΔH =" -" Q1 |
B.C(石墨)+ O2(g)="CO(g)" ΔH =" -" Q2 |
C.C(金刚石) + O2(g)=CO2(g) ΔH =" -" Q3 |
D.C(石墨)+ O2(g)=CO2(g) ΔH =" -" Q4 |