25.在盛有足量Na2O2的密闭闭容器中充入3molCO2和1molCO,不断用电火花引燃,充分反应后,容器内剩余气体的物质的量为D
A.0 B.0.5mol C.1mol D.1.5mol
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题 |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
|
答 |
B |
A |
C |
C |
B |
D |
D |
C |
D |
A |
D |
D |
C |
|
题 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
21 |
22 |
23 |
24 |
25 |
|
|
答 |
B |
D |
B |
B |
B |
C |
C |
C |
D |
B |
A |
D |
|
可能用到的原子量: H-1 C-12 N-14 O-16 Na-23 Mg-24 Al-27 Cl-35.5