多选题 适中0.65 引用2 组卷104
对于图象①→④的辨析正确的是
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/7/4386f2e8-63a7-41a0-b948-bd64f465f9d3.png?resizew=132)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/7/652398f5-9642-4295-8ed9-fdca7f4734e2.png?resizew=187)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/7/9cd9de58-df87-46a3-acfa-f13b22e81bcb.png?resizew=131)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/7/2a699aab-d235-42e8-b90d-db04b5f861a7.png?resizew=117)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/7/4386f2e8-63a7-41a0-b948-bd64f465f9d3.png?resizew=132)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/7/652398f5-9642-4295-8ed9-fdca7f4734e2.png?resizew=187)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/7/9cd9de58-df87-46a3-acfa-f13b22e81bcb.png?resizew=131)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/7/2a699aab-d235-42e8-b90d-db04b5f861a7.png?resizew=117)
A.图①表示反应A(g)+B(g)→C(g)+D(g)是吸热反应,吸收能量(E2-E1)kJ |
B.图②为氢氧燃料电池示意图,正、负极通入的气体体积之比为2:1 |
C.图③是物质a、b的溶解度曲线,可以用重结晶法从a、b混合物中提纯a |
D.图④可表示压强对反应2A(g)+B(g)![]() |
16-17高三上·上海普陀·期末
类题推荐
关于下列四个图象的说法中正确的是![](https://img.xkw.com/dksih/QBM/2010/6/22/1575977230786560/1575977231114240/STEM/f023dae873a641d7916c0ae76991d668.png?resizew=518)
![](https://img.xkw.com/dksih/QBM/2010/6/22/1575977230786560/1575977231114240/STEM/f023dae873a641d7916c0ae76991d668.png?resizew=518)
A.图①表示可逆反应A2(g)+B2(g)![]() |
B.图②是在电解氯化铜稀溶液的电解池中,阴、阳极产生气体的物质的量之比一定为1∶1 |
C.图③表示可逆反应CO(g) + H2O(g)![]() |
D.图④表示压强对可逆反应2A(g)+B(g)![]() |
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