Question: Liquidvapor equilibrium data have been collected for a binary system of methanol (1)water (2) at 40C. Mole fraction of liquid vs. total pressure are reported

Liquid–vapor equilibrium data have been collected for a binary system of methanol (1)–water (2) at 40°C. Mole fraction of liquid vs. total pressure are reported in the table below. Develop a computer spreadsheet or write a program to fi nd the three-suffi x Margules parameters, A and B, that best fi t the data by doing the following: X1 0 0.05 0.1 0.15 Y 0 0.275 0.436 0.543 P [Pa]

7,295 9,562 11,695 13,682

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X1 0 0.05 0.1 0.15 Y 0 0.275 0.436 0.543 P [Pa] 7,295 9,562 11,695 13,682

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