Avapor mixture containing 50.0 mole % benzene and 50.0 mole % toluene at 1 atm is oooled isobarically in a closed container from an initial temperature of 115°C. Use the Ty diagram below to answer the following questions. 115 110 1400 105 1300 100 Vapor 1200 95 1 100 90 Liquid 1000 Liquid 85 900 80 Vapor. 800 75 700 70 600 65 500 0.8 0.2 Mole fraction benzene 0.2 04 0.6 10 0.4 0.6 0.8 1.0 Mole fractioon henzene Temperature ("C) Pressure (mm Hg)

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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A vapor mixture containing 50.0 mole % benzene and 50.0 mole % toluene at 1 atm is cooled isobarically in a closed container from
an initial temperature of 115°C. Use the Ty diagram below to answer the following questions.
115
110
1400
105
1300
100
Vapor
1200
95
1100
Liquid
90
1000
Liquid
85
900
80
Vapor.
800
75
700
70
600
65
500
0.2
0.4
0.6
0.8
10
0.2
0.4
0.6
0.8
1.0
Mole fraction henzene
P=I atm
Mole fraction benzene
T= 100 C
Temperature ("C)
Pressure (mm Hg)
Transcribed Image Text:A vapor mixture containing 50.0 mole % benzene and 50.0 mole % toluene at 1 atm is cooled isobarically in a closed container from an initial temperature of 115°C. Use the Ty diagram below to answer the following questions. 115 110 1400 105 1300 100 Vapor 1200 95 1100 Liquid 90 1000 Liquid 85 900 80 Vapor. 800 75 700 70 600 65 500 0.2 0.4 0.6 0.8 10 0.2 0.4 0.6 0.8 1.0 Mole fraction henzene P=I atm Mole fraction benzene T= 100 C Temperature ("C) Pressure (mm Hg)
First Condensation
Your answer is partially correct.
At what temperature does the first drop of condensate form?
104
°C
What is its composition?
0.20
mol benzene/mol
Last Condensate
Your answer is partially correct.
At what temperature does the last bubble of vapor condense?
98
"C
What is its composition?
0.53
mol benzene/mol
Transcribed Image Text:First Condensation Your answer is partially correct. At what temperature does the first drop of condensate form? 104 °C What is its composition? 0.20 mol benzene/mol Last Condensate Your answer is partially correct. At what temperature does the last bubble of vapor condense? 98 "C What is its composition? 0.53 mol benzene/mol
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