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試卷名稱：108年 - 108 台灣聯合大學系統學士班轉學考試題：普通化學#99851
年份：108年
科目：轉學考-普通化學
19. The following diagram shows a close-up view of the vapor pressure curves for a pure solvent and a solution containing a nonvolatile solute dissolved in this solvent.
Which curve is the solvent and what happens to the vapor pressure when the solute is dissolved in the solvent?
(A) Curve (a) is the solvent and the vapor pressure decreases.
(B) Curve (a) is the solvent and the vapor pressure increases.
(C) Curve (b) is the solvent and the vapor pressure decreases.
(D) Curve (b) is the solvent and the vapor pressure increases.