Problem (A) Find parameter values for the following models that provide the best fit to the experimental VLE data using (A.1) GRT and (A.2) Barker's method: (a) Margules (b) Van Laar (c) Wilson (d) NRTL (B) Prepare a P-x-y diagram that compares the experimental data with the correlation obtained in (A) (C) Prepare a P-x-y diagram that compares the experimental data with the UNIFAC Model (D) Test for thermodynamic consistency and prepare a consistency-test diagram. Experimental equilibrium data for methanol (1) - water (2) at 60C, pressure in mm Hg X P (mm Hg) 0.0343 0.2106 183.64 0.0466 0.2699 196.92 0.0594 0.3312 211.65 0.0793 0.3920 228.70 0.1092 0.4714 254.75 0.1634 0.5698 291.74 0.1961 0.5989 309.50 0.2705 0.6699 353.18 0.3670 0.7462 395.79 0.4619 0.7889 431.10 0.5665 0.8223 466.95 0.7582 0.9010 538.25