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【单选题】
如果某一反应的 Δ H m 为 -100 kJ·mol -1 ,则该反应的活化能 Ea 是: A A D
A.
Ea ≥ -100 kJ·mol-1
B.
Ea ≤ -100 kJ·mol -1
C.
Ea =-100 kJ·mol -1
D.
无法确定
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