11. NH3之莫耳生成熱為 -11 kcal,H2的鍵能為103.4 kcal/mole,N2的鍵能為226 kcal/mole,N— H 之鍵能為多少kcal/mole?
(A) 70
(B) 3.4
(C) 165.2
(D) 93
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統計: A(2), B(0), C(14), D(100), E(0) #1537258
統計: A(2), B(0), C(14), D(100), E(0) #1537258