试题与答案

在一定温度下的密闭容器中,加入1mol CO、1 mol H2O发生反应:CO(

题型:选择题

题目:

在一定温度下的密闭容器中,加入1mol CO、1 mol H2O发生反应:CO(g)+H2O(g) CO2(g) +H2(g),达到平衡时测得n(H2)为0.5 mol,下列说法不正确的是(  )

A.在该温度下平衡常数K=1

B.平衡常数与反应温度无关

C.CO的转化率为50%

D.其他条件不变,改变压强平衡不移动

答案:

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