摘要:6.已知H2(g)+Cl2,△H=-184.6KJ·mol-1.则反应 的△H为 A.+184.6KJ·mol-1 B.-92.3KJ·mol-1 C.+92.3 KJ D.+92.3KJ·mol-1
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已知H2(g)+C12(g)====2HCl(g);ΔH=-184.6kJ·mol-1,则反应HCl(g)====
H2(g)+Cl2(g)的ΔH为( )
A.+184.6 kJ·mol-1 B.-92.3 kJ·mol-1
C.+92.3 kJ·mol D.-369.2 kJ·mol-1
查看习题详情和答案>>已知H2(g)+C12(g)
2HCl(g);△H=-184.6kJ·mol-1,
则反应2HCl(g)
H2(g)+Cl2(g)的△H为
| A.+92.3 kJ·mol-1 | B.-92.3 kJ·mol-1 |
| C.-369.2 kJ·mol-1 | D.+184.6 kJ·mol-1 |
已知H2(g)+C12(g)
2HCl(g);△H=-184.6kJ·mol-1,
则反应2HCl(g)
H2(g)+Cl2(g)的△H为
A.+92.3 kJ·mol-1 B.-92.3 kJ·mol-1
C.-369.2 kJ·mol-1 D.+184.6 kJ·mol-1
查看习题详情和答案>>
已知H2(g)+C12(g)
2HCl(g);△H=-184.6kJ·mol-1,
则反应2HCl(g)
H2(g)+Cl2(g)的△H为
则反应2HCl(g)
| A.+92.3 kJ·mol-1 | B.-92.3 kJ·mol-1 |
| C.-369.2 kJ·mol-1 | D.+184.6 kJ·mol-1 |
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已知H2(g)+Cl2(g)2HCl(g);△H=-184.6kJ·mol-1,则犀应HCl(g)= | |
| [ ] | |
A. |
+184.6kJ·mol-1 |
B. |
-92.3kJ·mol-l |
C. |
+92.3kJ·mol-1 |
D. |
-369.2kJ·mol-1 |