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【单选题】
下列说法正确的是
A.
反应速率常数是温度的函数,也是浓度的函数。
B.
A、B两反应比较,若A的反应速率常数大于B,则A的反应 速率也大于B
C.
反应级数越大,反应速率就越大
D.
活化能的大小不一定总能表示一个反应的快慢,但可以表示反应速率常数受温度影响的大小。
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