試題詳解

61. Which set of coefficients properly balances the equation for the combustion of ethane? __ethane(g) + __oxygen(g) → __carbon dioxide(g) + __water(g)
(A) 1, 7, 2, 3
(B) 1, 2, 1, 2
(C) 2, 7, 4, 6
(D) 1, 4, 1, 2