已知：CH3COOH(aq)+ NaOH(aq)＝ CH3COONa(aq)+ H2O(1) △H＝－Q1kJ／mol
1/2 H2SO4(浓)+ NaOH(aq)＝1/2 Na2SO4(aq) + H2O(1) △H＝－Q2kJ／mol
HNO3(aq) + KOH(aq)＝ KNO3(aq) + H2O(1) △H＝－Q3kJ／mol
上述反应均为溶液中的反应，则Q1、Q2、Q3的大小关系为（ ）
| A．Q2=Q3 > Q1 | B．Q2 > Q1 > Q3 | C．Q2 > Q3 > Q1 | D．Q3 > Q2 > Q1 |
相关试题
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 |
It is often ______ that human beings are naturally equipped to speak.
| A．said | B．to say | C．saying | D．being said |
I can’t leave. She told me that I ______ stay here until she comes back.
| A．can | B．must | C．will | D．may |
—— ______ , as a matter of fact
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