Equilibrium Contact of Vapor-Liquid Mixture

T(°C) Xa Ya Xb Yb

68.7 1.0 1.0 1.0 1.079.4 0.689 0.930 0.311 0.0793.3 0.401 0.780 0.5992 0.25107.2 0.192 0.539 0.808 0.461125.7 0.00006 0.0003 0.9999 0.9997