分别对它们列出状态方程,有 M M M PvI RT p,v 2-RT P3 3RT ml M ml 13M1-M3=xM2 M1-M3(p1-P3)1 M (130-10)×32 1400=96天分别对它们列出状态方程，有 RT M M RT p V M M RT p V M M p V mol mol mol 3 3 3 2 2 2 1 1 1 = = = 1 3 1 3 2 V =V M − M = xM 2 2 1 3 1 2 1 3 p V ( p p )V M M M x − = − = 9 6天 1 400 130 10 32 . ( ) =  −  =