問題詳情
31.銅置於濃硫酸中加熱反應的化學方程式如下： 
，經平衡後，係數為最簡單整數時，生成物的係數總和為下列何者？
(A)
(B)
(C)
(D)6。
，經平衡後，係數為最簡單整數時，生成物的係數總和為下列何者？(A)
(B)
(C)
(D)6。
參考答案
答案：B
難度：適中0.666667
統計：A(0),B(10),C(4),D(1),E(0)
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