_(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)_(5)OH(g)=C(H)_(3)CHO(g)+(H)_(2)(g) Delta (H)_(2)=+68.7kJcdot (mol)^-1-|||-回答下列问题:-|||-(1)乙醇可由秸秆生产,主要过程为-|||-秸秆水解→ __ 发酵→乙醇-|||-(2)对于反应I:-|||-①已 (H)_(3)CHO(g)+(H)_(2)O(g)=(H)_(2)(g)+C(H)_(3)COOH(g) Delta H=-24.3kJcdot (mol)^-1 则-|||-Delta (H)_(1)= __ cdot (mol)^-1 。-|||-②一定温度下,下列叙述能说明恒容密闭容器中反应达到平衡状态的是 __ (填标号)。17.我国科学家研发出一种乙醇(沸点78.5℃)绿色制氢新途径,并实现高附加值乙酸(沸点118℃)的生产,主-|||-要反应为:-|||-I. _(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)_(5)OH(g)=C(H)_(3)CHO(g)+(H)_(2)(g) Delta (H)_(2)=+68.7kJcdot (mol)^-1-|||-回答下列问题:-|||-(1)乙醇可由秸秆生产,主要过程为-|||-秸秆水解→ __ 发酵→乙醇-|||-(2)对于反应I:-|||-①已 (H)_(3)CHO(g)+(H)_(2)O(g)=(H)_(2)(g)+C(H)_(3)COOH(g) Delta H=-24.3kJcdot (mol)^-1 则-|||-Delta (H)_(1)= __ cdot (mol)^-1 。-|||-②一定温度下,下列叙述能说明恒容密闭容器中反应达到平衡状态的是 __ (填标号)。


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