问题
选择题
可逆反应N2+3H2===2NH3(正反应是放热反应)达到平衡后,为了使氢气的转化率增大,下列选项中采用的三种方法都正确的是 ( )
A.升高温度、降低压强、增加氮气
B.降低温度、增大压强、加入催化剂
C.升高温度、增大压强、增加氮气
D.降低温度、增大压强、分离出部分氨
答案
答案:D
可逆反应N2+3H2===2NH3(正反应是放热反应)达到平衡后,为了使氢气的转化率增大,下列选项中采用的三种方法都正确的是 ( )
A.升高温度、降低压强、增加氮气
B.降低温度、增大压强、加入催化剂
C.升高温度、增大压强、增加氮气
D.降低温度、增大压强、分离出部分氨
答案:D
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