問題詳情

69. When the following equation C2H5OH + O2⇌ CO2 + H2O is balanced, what are the coefficients?
(A) 2, 3, 1, 4
(B) 1, 3, 2, 3
(C) 1, 1, 1, 1
(D) 1, 2, 3, 4
(E) 1, 2, 2, 2

參考答案