若Cu2+(aq) + 4 NH3(aq)⇌ Cu(NH3)42+(aq)之KC=2✖1018，將0.2 M CuSO4與等體積1 M之氨水混合，平衡時[Cu2+]為若干M? (A) 5✖1

問題詳情

9.若Cu2+(aq) + 4 NH3(aq)⇌ Cu(NH3)42+(aq)之KC=2✖1018，將0.2 M CuSO4與等體積1 M之氨水混合，平衡時[Cu2+]為若干M?
(A) 2.5✖10－13
(B) 5✖10－16
(C) 6.25✖10－17 (D) 5✖10 -19

參考答案

答案：B
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)

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