7. Consider the following T-z-y and P-z-y diagrams for the binary system methanol-ethlyl acetate (Murti, P., & Van Winkle, M. (1958) Industrial & Engineering Chemistry Chemical and Engineering Data Series 3.1 (1958): 72-81) TURE C 75

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Chapter6: Equilibria In Single-component Systems
Section: Chapter Questions
Problem 6.55E
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7. Consider the following T-z-y and P-r-y diagrams for the binary system methanol-ethlyl acetate (Murti, P.,
& Van Winkle, M. (1958) Industrial & Engineering Chemistry Chemical and Engineering Data Series 3.1 (1958):
72-81)
(a) (
(b)
TEMPERATURE C
TOTAL PRESSURE MMHG
600
500
400
300
200
0.0
0.2
760 MM.
T. 60c
T-50°C
0.4
0.6
X, (METHANOL
T: 40° C
0.8
1
- At what pressure does pure ethyl acetate boil at 50 °C?
1.0
) What is the boiling temperature of pure methanol at 760 mmHg?
Continuation of problem 7
(c)
- Consider a mixture of 1 mole of methanol and 4 moles of ethyl acetate at 550 mmHg. What is
the composition (mole fractions) of the liquid and gas phases if the system is maintained in equilibrium at 60 °C?
(c) ( ts) Consider a mixture of 5 moles of methanol and 15 moles of ethyl acetate at 760 mmHg. What is
the composition (mole fractions) of the liquid and gas phases if the system is maintained in equilibrium at 70 °C?
(d) (.. .) Consider a mixture of 5 moles of methanol and 15 moles of ethyl acetate at 760 mmHg. How
many moles are there in each phase if the system is maintained in equilibrium at 70 °C?
Transcribed Image Text:7. Consider the following T-z-y and P-r-y diagrams for the binary system methanol-ethlyl acetate (Murti, P., & Van Winkle, M. (1958) Industrial & Engineering Chemistry Chemical and Engineering Data Series 3.1 (1958): 72-81) (a) ( (b) TEMPERATURE C TOTAL PRESSURE MMHG 600 500 400 300 200 0.0 0.2 760 MM. T. 60c T-50°C 0.4 0.6 X, (METHANOL T: 40° C 0.8 1 - At what pressure does pure ethyl acetate boil at 50 °C? 1.0 ) What is the boiling temperature of pure methanol at 760 mmHg? Continuation of problem 7 (c) - Consider a mixture of 1 mole of methanol and 4 moles of ethyl acetate at 550 mmHg. What is the composition (mole fractions) of the liquid and gas phases if the system is maintained in equilibrium at 60 °C? (c) ( ts) Consider a mixture of 5 moles of methanol and 15 moles of ethyl acetate at 760 mmHg. What is the composition (mole fractions) of the liquid and gas phases if the system is maintained in equilibrium at 70 °C? (d) (.. .) Consider a mixture of 5 moles of methanol and 15 moles of ethyl acetate at 760 mmHg. How many moles are there in each phase if the system is maintained in equilibrium at 70 °C?
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