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15. 某氣體經元素分析得知含碳 2.40 克及氧 3.20 克,則下列何者可能是此氣體的分子式?(已知原子量C = 12, O = 16) (A) CHO 和 (B) C2O (C) CO2 (D)
問題詳情
15. 某氣體經元素分析得知含碳 2.40 克及氧 3.20 克,則下列何者可能是此氣體的分子式?(已知原子量C = 12, O = 16)
(A) CHO 和
(B) C2O
(C) CO2
(D) CO 。
參考答案
答案:D
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