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【单选题】
对于化学反应来说，下列叙述中正确的是______。A.
ΔH Θ m 越小，反应速率越大
B.
ΔG Θ m 越小，反应速率越大
C.
E a 越大，反应速率越大
D.
E a 越小，反应速率越大
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