The Effect of solute on the vapour pressure A.Equilibrium occurs B.With a nonvolatile between pure liquid solute present,fewer and its vapour when molecules vaporise the number of in a given time,so molecules vaporising fewer molecules and condensing in a molecules need to given time are equal. condense to balance them.Thus the equilibrium is reached at a lower vapour pressure PDF文件使用"pdfFactory Pro”试用版本创建wm,fineprint..com,c里 9 The Effect of solute on the vapour pressure n A. Equilibrium occurs between pure liquid and its vapour when the number of molecules vaporising and condensing in a given time are equal. n B. With a nonvolatile solute present, fewer molecules vaporise in a given time, so fewer molecules molecules need to condense to balance them. Thus the equilibrium is reached at a lower vapour pressure PDF 文件使用 "pdfFactory Pro" 试用版本创建 ÿwww.fineprint.com.cn