2. The liquid-vapor equilibrium of a mixture of toluene (boiling point Of 110.6 °C at 1 atm) and o-xylene (boiling point Of 144 C at 1 atm) can be adequately modeled by Raoult's law. For a mixture of 2 moles toluene and 3 moles o-xylene use the attached phase diagrams and calculate the following: a) Dew point and composition of the liquid b) Bubble point and composition of the vapor c) The aforementioned mixture is suddenly brought to 100 oC and 300 mm Hg. Calculate the composition of liquid and/or vapor phases as well as molar amounts of liquid and/or vapor Toluene/ o-Xylene at 100°C 550 500 450 I 400 350 300 250 200 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 .0 x or y (mole fraction) Toluene / o-xylene at 300 mm Hg 115 110 105 100 CO 9 95 90 85 80 75 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 .0 x o y (mole fraction)

Question
2. The liquid-vapor equilibrium of a mixture of toluene (boiling
point Of 110.6 °C at 1 atm) and o-xylene (boiling point Of 144
C at 1 atm) can be adequately modeled by Raoult's law. For
a mixture of 2 moles toluene and 3 moles o-xylene use the
attached phase diagrams and calculate the following:
a) Dew point and composition of the liquid
b) Bubble point and composition of the vapor
c) The aforementioned mixture is suddenly brought to 100 oC
and 300 mm Hg. Calculate the composition of liquid
and/or vapor phases as well as molar amounts of liquid
and/or vapor
Toluene/ o-Xylene at 100°C
550
500
450
I 400
350
300
250
200
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 .0
x or y (mole fraction)
Toluene / o-xylene at 300 mm Hg
115
110
105
100
CO
9 95
90
85
80
75
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 .0
x o y (mole fraction)

Image Transcription

2. The liquid-vapor equilibrium of a mixture of toluene (boiling point Of 110.6 °C at 1 atm) and o-xylene (boiling point Of 144 C at 1 atm) can be adequately modeled by Raoult's law. For a mixture of 2 moles toluene and 3 moles o-xylene use the attached phase diagrams and calculate the following: a) Dew point and composition of the liquid b) Bubble point and composition of the vapor c) The aforementioned mixture is suddenly brought to 100 oC and 300 mm Hg. Calculate the composition of liquid and/or vapor phases as well as molar amounts of liquid and/or vapor Toluene/ o-Xylene at 100°C 550 500 450 I 400 350 300 250 200 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 .0 x or y (mole fraction) Toluene / o-xylene at 300 mm Hg 115 110 105 100 CO 9 95 90 85 80 75 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 .0 x o y (mole fraction)

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