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麻煩幫忙解題，謝謝

T2.0.5莫耳某C、H、O化合物完全燃燒,需32克純氧,生成44克CO2和18克H2O,下列 A 敘述何者不正確? (A)實驗式為C2H4O (B)分子式為C2H4O2 (C)C的質量百分率組成為40% (E)分子量為60。 (D)示性式可能為 CH3COOH
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