反应H2（g）+I2（g）
2HI（g）的平衡常数K1；反应HI（g）
1/2H2（g）+1/2I2（g）的平衡常数K2 ，则K1、K2的关系为（平衡常数为同温度下的测定值）
| A．K1=2K2 | B．K1=K22 | C．K1="1" /K22 | D．K1=1/2K2 |
相关试题
All the dishes in this menu, ______ otherwise stated, will serve two to three people. 
| A．as | B．if | C．though | D．unless |
The children loved their day trip, and they enjoyed the horse ride ______.
| A．most | B．more | C．less | D．little |
Progress______ so far very good and we are sure that the work will be finished on time.
| A．was | B．had been | C．has been | D．will be |
Charles was alone at home, with_______ looking after him.
| A．someone | B．anyone | C．not one | D．no one |
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