Answer to Question #203283 in Physical Chemistry for Joe

Question #203283

2. The following data are measure for a mixture of volatile liquid M and N at 1.013 bar. T(°C) 78 75 70 70 75 80 XM 0.00 0.04 0.21 0.86 0.96 1.00 Ум 0.00 0.18 0.42 0.66 0.83 1.00 (a) Estimate the azeotropic composition. (b) Estimate the mole fraction range of liquid M for which pure liquid M will obtained. Briefly explain your answer. (c) Estimate the amount of liquid N in both phases if 0.08 g of liquid M and 0.02 g of liquid N were mixed at 72 °C. (d) If the mixture of XM= 0.96 heated at 74 °C, what is the composition of liquid Mand N in the last drop of liquid and in first vapor appear. (e) If the mixture in part (c) were heated, which liquid will be the distillate and residue?


1
Expert's answer
2021-06-07T03:23:30-0400

a) 78(75) × 70 × 70 × 80

22932

b) 22932/24762

= 0.87263


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