12. 某烴含C 85.7％、H 14.3％，又同體積之氣體在同溫同壓下的擴散速率為氮的，則【題組】(1)此烴之分子式為(25 )

問題詳情

12. 某烴含C 85.7％、H 14.3％，又同體積之氣體在同溫同壓下的擴散速率為氮的

，則

【題組】(1)此烴之分子式為(25 )

參考答案

答案：D
難度：非常簡單0.975823
統計：A(26),B(10),C(11),D(1897),E(0)

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