問題詳情
3. 某碳氫化合物完全燃燒所得 CO2與 H2O 之 mol 數比為 1：1，則此物為？
(A)CH4
(B)C2H2
(C)C2H4
(D)C3H8。
(A)CH4
(B)C2H2
(C)C2H4
(D)C3H8。
參考答案
答案：C[無官方正解]
難度：適中0.5
統計：A(1),B(0),C(1),D(0),E(0)
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