You have a liquid-phase mixture of 0.300 mol fraction ethanol and 0.700 mol fraction water at 760.0 mmHg. You'd like to calculate the bubble-point temperature of the mixture, and the composition of the vapor formed at the bubble-point temperature two different ways. For the first method, assume that the solution behaves ideally and all components follow Raoult's law. What is the bubble-point temperature of the solution? Number Тьр What are the mole fractions of ethanol (e) and water (w) in the vapor phase at the bubble-point temperature? Number Number П mol e/ mol П mol w/ mol For the second method, use the Tyy diagram for the ethanol-water system shown below. Vapor-Liquid Equilibrium Mixture of Ethanol and Water According to this diagram, what is the bubble-point temperature of the 0.300 mol fraction ethanol solution? (Note the requested units.) 374 P=101.325 kPa 372 Number 370 368 Map Vapor-Liquid Equilibrium Mixture of Ethanol and Water According to this diagram, what is the bubble-point temperature of the 0.300 mol fraction ethanol solution? (Note the requested units.) 374 P=101.325 kPa 372 Number 370 Tup П 368 %3D 366 Vapor Composition 364 According to this diagram, what is the mole fraction of ethanol in the vapor phase at the bubble- point temperature? 362 360 Number 358 Azeotropic Point 356 Ye = mol e/ mol 354 Liquid Composition 352 350 0.1 Pure 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 Pure Mole Fraction of Ethanol [mol/mol] Water Ethanol Image courtesy of Wikimedia Commons T [K]
You have a liquid-phase mixture of 0.300 mol fraction ethanol and 0.700 mol fraction water at 760.0 mmHg. You'd like to calculate the bubble-point temperature of the mixture, and the composition of the vapor formed at the bubble-point temperature two different ways. For the first method, assume that the solution behaves ideally and all components follow Raoult's law. What is the bubble-point temperature of the solution? Number Тьр What are the mole fractions of ethanol (e) and water (w) in the vapor phase at the bubble-point temperature? Number Number П mol e/ mol П mol w/ mol For the second method, use the Tyy diagram for the ethanol-water system shown below. Vapor-Liquid Equilibrium Mixture of Ethanol and Water According to this diagram, what is the bubble-point temperature of the 0.300 mol fraction ethanol solution? (Note the requested units.) 374 P=101.325 kPa 372 Number 370 368 Map Vapor-Liquid Equilibrium Mixture of Ethanol and Water According to this diagram, what is the bubble-point temperature of the 0.300 mol fraction ethanol solution? (Note the requested units.) 374 P=101.325 kPa 372 Number 370 Tup П 368 %3D 366 Vapor Composition 364 According to this diagram, what is the mole fraction of ethanol in the vapor phase at the bubble- point temperature? 362 360 Number 358 Azeotropic Point 356 Ye = mol e/ mol 354 Liquid Composition 352 350 0.1 Pure 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 Pure Mole Fraction of Ethanol [mol/mol] Water Ethanol Image courtesy of Wikimedia Commons T [K]
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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Transcribed Image Text:You have a liquid-phase mixture of 0.300 mol fraction ethanol and 0.700 mol fraction water at 760.0
mmHg. You'd like to calculate the bubble-point temperature of the mixture, and the composition of the
vapor formed at the bubble-point temperature two different ways.
For the first method, assume that the solution behaves ideally and all components follow Raoult's law.
What is the bubble-point temperature of the solution?
Number
Тьр
What are the mole fractions of ethanol (e) and water (w) in the vapor phase at the bubble-point temperature?
Number
Number
П
mol e/ mol
П
mol w/ mol
For the second method, use the Tyy diagram for the ethanol-water system shown below.
Vapor-Liquid Equilibrium
Mixture of Ethanol and Water
According to this diagram, what
is the bubble-point temperature
of the 0.300 mol fraction
ethanol solution? (Note the
requested units.)
374
P=101.325 kPa
372
Number
370
368
![Map
Vapor-Liquid Equilibrium
Mixture of Ethanol and Water
According to this diagram, what
is the bubble-point temperature
of the 0.300 mol fraction
ethanol solution? (Note the
requested units.)
374
P=101.325 kPa
372
Number
370
Tup
П
368
%3D
366
Vapor Composition
364
According to this diagram, what
is the mole fraction of ethanol in
the vapor phase at the bubble-
point temperature?
362
360
Number
358
Azeotropic
Point
356
Ye =
mol e/ mol
354
Liquid Composition
352
350
0.1
Pure
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
Pure
Mole Fraction of Ethanol [mol/mol]
Water
Ethanol
Image courtesy of Wikimedia Commons
T [K]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fbf9d072e-88b9-4fe4-b271-b8d8cc35813d%2Fab28e14b-e472-4801-acbb-8d35f400a080%2F88n34h8.jpeg&w=3840&q=75)
Transcribed Image Text:Map
Vapor-Liquid Equilibrium
Mixture of Ethanol and Water
According to this diagram, what
is the bubble-point temperature
of the 0.300 mol fraction
ethanol solution? (Note the
requested units.)
374
P=101.325 kPa
372
Number
370
Tup
П
368
%3D
366
Vapor Composition
364
According to this diagram, what
is the mole fraction of ethanol in
the vapor phase at the bubble-
point temperature?
362
360
Number
358
Azeotropic
Point
356
Ye =
mol e/ mol
354
Liquid Composition
352
350
0.1
Pure
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
Pure
Mole Fraction of Ethanol [mol/mol]
Water
Ethanol
Image courtesy of Wikimedia Commons
T [K]
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