题目内容
|
已知:Fe2O3(s)+ C(s)+O2(g)=CO2(g) ΔH=-393.5 kJ·mol-1 则2Fe(s)+ | |
| [ ] | |
A. |
-824.4 kJ·mol-1 |
B. |
-627.6 kJ·mol-1 |
C. |
-744.7 kJ·mol-1 |
D. |
-169.4 kJ·mol-1 |
答案:A
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题目内容
|
已知:Fe2O3(s)+ C(s)+O2(g)=CO2(g) ΔH=-393.5 kJ·mol-1 则2Fe(s)+ | |
| [ ] | |
A. |
-824.4 kJ·mol-1 |
B. |
-627.6 kJ·mol-1 |
C. |
-744.7 kJ·mol-1 |
D. |
-169.4 kJ·mol-1 |