二元例题2b S.J.T.0. Phase Transformation and Applications Page 10/34 Molar Gibbs free energy of What is the most stable state solution,drawn at T and P of the system at an average constant for an a phase and composition of Xo? B phase. · Suppose the a-phase was somehow prevented from forming (i.e., consider the B-phase equilibrium under the a-phase constraint that the a-phase is absent).In this case,what would be the equilibrium state of the system with average composition X,？ SJTU Thermodynamics of Materials Fall 2011 @X.J.Jin Lecture 17 Phase Diagram IVPhase Transformation and Applications S. J. T. U. SJTU Thermodynamics of Materials Fall 2011 © X. J. Jin Lecture 17 Phase Diagram IV Page 10/34 二元例题 2b • What is the most stable state of the system at an average composition of X0? • Suppose the α-phase was somehow prevented from forming (i.e., consider the equilibrium under the constraint that the α-phase is absent). In this case, what would be the equilibrium state of the system with average composition X0? Molar Gibbs free energy of solution, drawn at T and P constant for an α phase and β phase