問題詳情
11. 設aA(g)＋bB(g)⇌cC(g)＋dD(g)於定容下，A在200℃之莫耳分率比在300℃為大；而使反應室體積增大時，A之莫耳數增加，則下列何者正確？
(A)a＋b＞c＋d，△H＞0
(B)a＋b＞c＋d，△H＜0
(C)a＋b＜c＋d，△H＞0
(D)a＋b＜c＋d，△H＜0。
(A)a＋b＞c＋d，△H＞0
(B)a＋b＞c＋d，△H＜0
(C)a＋b＜c＋d，△H＞0
(D)a＋b＜c＋d，△H＜0。
參考答案
答案：A
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
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