_(2)(H)_(5)OH(g)+(H)_(2)O(g)=2(H)_(2)(g)+C(H)_(2)COOH(g) Delta (H)_(1) K-|||-Ⅱ
_(2)(H)_(6)(g)=!=!= (C)_(2)(H)_(4)(g)+(H)_(2)(g) Delta (H)_(1)=+137kJcdot (mol)
(rm C(g)+H_2O(g) {!=!=!=) CO（g）+H_2(g)} Delta H_2iii.(rm C(s)+2H_2(g) {!=!=!
在1000K,反应_(z)+2(H)_(2)(g)=C(H)_(4)(g)的标准摩尔反应焓_(z)+2(H)_(2)(g)=C(H)_(4)(g)与温度无关,_
Delta (H)_(1)=akJcdot (mol)^-1-|||-反应Ⅱ: (g)+(H)_(2)O(g)leftharpoons C(O)_(2)(g)+
6,水煤气发生炉中共有C(s),H 20(g),C 0(g),C 02(g),H 2(g)五种物质,其间能发生反应:CO 2(g)+C(s)=2 CO(g),H
工业上用乙苯脱氢制苯乙烯-|||-._(6)(H)_(5)(C)_(2)(H)_(5)(g)=!=!= (C)_(6)(H)_(5)(C)_(2)(H)_(3)
用键焓来估算反应热时,反应_(2)(H)_(6)(g)arrow (C)_(2)(H)_(4)(g)+(H)_(2)(g)的热效应_(2)(H)_(6)(g)a
(H)_(2)(g)+(O)_(2)(g)=!=!= 2(H)_(2)O(l) Delta (H)_(3)=-572kJcdot mo(l)^-1-|||-_