15:48:33 Non-ideal Solution (3) S.J.T.U. Phase Transformation and Applications Page 20/46 A compound AB does not dissolve in either A or B. A B xB→ GM≠RT∑xlnx Figure 7.8 Plot of G versus xB in an A-B sys- tem when compound AB is formed. SJTU Thermodynamics of Materials Spring 2007 ©X.J.Jin Lecture 12 Solution IlPhase Transformation and Applications S. J. T. U. SJTU Thermodynamics of Materials Spring 2007 © X. J. Jin Lecture 12 Solution II Page 20/46 15:48:33 Non-ideal Solution (3) A compound AB does not dissolve in either A or B. ≠ ∑ i M ii ln xxRTG