单选题 较易0.85 引用1 组卷278
下列选项中的图象与其解释或得出的结论对应关系正确的是
A | B | C | D | |
图象 | ![]() | ![]() | ![]() | ![]() |
解释或结论 | 热化学方程式是 | 某恒容容器中发生反应:X(g)+Y(g) | 向NaOH溶液中通入 | T℃时, |
A.A | B.B | C.C | D.D |
18-19高二上·河南焦作·期末
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下列关于各图象的解释或结论正确的是( )
![](https://img.xkw.com/dksih/QBM/2017/1/11/1625945154150400/1625945154306048/STEM/2cd460dba261490d84a76c30c493bf7c.png?resizew=554)
![](https://img.xkw.com/dksih/QBM/2017/1/11/1625945154150400/1625945154306048/STEM/2cd460dba261490d84a76c30c493bf7c.png?resizew=554)
A.图①可知:热化学方程式是H2(g)+1/2O2(g)=H2O(g)△H=﹣241.8kJ/mol |
B.图②可知:对于恒温恒容条件下的反应2NO2(g)![]() |
C.图③可表示:压强对2A(g)+2B(g)![]() |
D.图④可表示:Ba(OH)2溶液中滴加稀硫酸,溶液导电性的变化 |
下列关于各图象的解释或结论正确的是
![](https://img.xkw.com/dksih/QBM/2016/1/26/1576272399540224/1576272399826944/STEM/d0b95681c107438a86f0915240c4cac0.png)
![](https://img.xkw.com/dksih/QBM/2016/1/26/1576272399540224/1576272399826944/STEM/794e15a23c8b4430a134bbb74c07e814.png)
![](https://img.xkw.com/dksih/QBM/2016/1/26/1576272399540224/1576272399826944/STEM/858bf077b12d4947ae808b2d61d738ee.png)
![](https://img.xkw.com/dksih/QBM/2016/1/26/1576272399540224/1576272399826944/STEM/cf1582688923482484ba723868619c77.png)
甲 乙 丙 丁
![](https://img.xkw.com/dksih/QBM/2016/1/26/1576272399540224/1576272399826944/STEM/d0b95681c107438a86f0915240c4cac0.png)
![](https://img.xkw.com/dksih/QBM/2016/1/26/1576272399540224/1576272399826944/STEM/794e15a23c8b4430a134bbb74c07e814.png)
![](https://img.xkw.com/dksih/QBM/2016/1/26/1576272399540224/1576272399826944/STEM/858bf077b12d4947ae808b2d61d738ee.png)
![](https://img.xkw.com/dksih/QBM/2016/1/26/1576272399540224/1576272399826944/STEM/cf1582688923482484ba723868619c77.png)
甲 乙 丙 丁
A.由甲可知:热化学方程式是H2(g) +![]() |
B.由乙可知:对于恒温恒容条件下的反应2NO2(g) ⇌N2O4(g),A点为平衡状态 |
C.由丙可知:将A、B饱和溶液分别由T1℃升温至T2℃时,溶质的质量分数B>A |
D.由丁可知:同温度、同浓度的NaA溶液与NaB溶液相比,其pH前者小于后者 |
下列关于各图象的解释或结论错误的是
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/6/49680a8b-893c-4fec-b3a4-447cf959727e.png?resizew=168)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/6/2ba858a7-011b-4b71-928e-015867cd51fb.png?resizew=121)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/6/33249e25-d549-420e-a651-bb863d84e568.png?resizew=136)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/6/5d0ecaae-d11c-47cc-bd24-8ca504395f59.png?resizew=130)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/6/49680a8b-893c-4fec-b3a4-447cf959727e.png?resizew=168)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/6/2ba858a7-011b-4b71-928e-015867cd51fb.png?resizew=121)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/6/33249e25-d549-420e-a651-bb863d84e568.png?resizew=136)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/6/5d0ecaae-d11c-47cc-bd24-8ca504395f59.png?resizew=130)
A.由甲可知:热化学方程式是H2(g)+1/2O2(g)=H2O(l) ∆H =-241.8kJ·mol-1 |
B.由乙可知:对于恒温恒容条件下的反应2NO2(g) ⇌N2O4(g),A点为平衡状态 |
C.由丙可知:将A、B饱和溶液分别由T1℃升温至T2℃时,溶质的质量分数A=B |
D.由丁可知:同温度、同浓度的NaA溶液与NaB溶液相比,其pH前者小于后者 |
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