化学反应及平衡常数
温度/℃
500
800
①2H2(g)+CO(g)⇌CH3OH(g)△H1
K1
2.5
0.15
②H2(g)+CO2(g)⇌CO(g)+H2O(g)△H2
K2
1.0
2.50
③3H2(g)+CO2(g)⇌CH3OH(g)+H2O(g)△H3
K3
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