問題詳情
9. 若甲：糖水，乙：食鹽水，丙：酒精水溶液。在 1 atm 時，甲、乙、丙之凝固點相等，則下列敘述何者正確？
(A)在 1 atm 時沸點：甲＝乙＝丙
(B)25°C 時之飽和蒸氣壓：丙＞甲＝乙
(C)重量莫耳濃度：甲＝乙＝丙
(D)在 1 atm 時，加熱甲、乙、丙，而達沸騰，此時繼續加熱，沸點均會升高
(E)在 1 atm 時，加熱甲、乙、丙，而達沸騰，此時繼續加熱，飽和蒸氣壓不變。
(A)在 1 atm 時沸點：甲＝乙＝丙
(B)25°C 時之飽和蒸氣壓：丙＞甲＝乙
(C)重量莫耳濃度：甲＝乙＝丙
(D)在 1 atm 時，加熱甲、乙、丙，而達沸騰，此時繼續加熱，沸點均會升高
(E)在 1 atm 時，加熱甲、乙、丙，而達沸騰，此時繼續加熱，飽和蒸氣壓不變。
參考答案
答案：B,D,E
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
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