Problem 3 Consider a 700 mol/h feed entering a flash distillation unit or still under isothermal conditions containing 55 mole% of toluene and the rest is benzene. Operation of the still is at 760 torr. Additional data: Equilibrium data for the benzene-toluene system can be approximated with a constant relative volatility of 2.5, where benzene is the more volatile component. .) Plot the y - x diagram for benzene-toluene. (a) (b) ( ) If 60% of the feed is evaporated, find the liquid and vapor compositions (c) ( ..) If we desire a V/F of 0.60, what is the corresponding liquid composition and what are the liquid and vapor flow rates? 1 A. (d) (e- Find the compositions and flow rates of all unknown streams for a two stage flash cascade where 40% of the feed is flashed in the first stage and the liquid product is sent to a second flash chamber where 30% is flashed.
Problem 3 Consider a 700 mol/h feed entering a flash distillation unit or still under isothermal conditions containing 55 mole% of toluene and the rest is benzene. Operation of the still is at 760 torr. Additional data: Equilibrium data for the benzene-toluene system can be approximated with a constant relative volatility of 2.5, where benzene is the more volatile component. .) Plot the y - x diagram for benzene-toluene. (a) (b) ( ) If 60% of the feed is evaporated, find the liquid and vapor compositions (c) ( ..) If we desire a V/F of 0.60, what is the corresponding liquid composition and what are the liquid and vapor flow rates? 1 A. (d) (e- Find the compositions and flow rates of all unknown streams for a two stage flash cascade where 40% of the feed is flashed in the first stage and the liquid product is sent to a second flash chamber where 30% is flashed.
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
Related questions
Question
please help, if needed here are chart
![Problem 3
Consider a 700 mol/h feed entering a flash distillation unit or still under isothermal conditions
containing 55 mole% of toluene and the rest is benzene. Operation of the still is at 760 torr.
Additional data: Equilibrium data for the benzene-toluene system can be approximated with
a constant relative volatility of 2.5, where benzene is the more volatile component.
.) Plot the y - x diagram for benzene-toluene.
(a)
(b) (
) If 60% of the feed is evaporated, find the liquid and vapor compositions
(c) (
.) If we desire a V/F of 0.60, what is the corresponding liquid composition and
what are the liquid and vapor flow rates?
COL
(d) (---.
Find the compositions and flow rates of all unknown streams for a two stage
flash cascade where 40% of the feed is flashed in the first stage and the liquid product is
sent to a second flash chamber where 30% is flashed.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc95e1382-a0cf-44c6-b2a2-53c5a3ae0115%2F03693219-9ca0-4dd7-a2e3-fd86246e499b%2Fice6h2o_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Problem 3
Consider a 700 mol/h feed entering a flash distillation unit or still under isothermal conditions
containing 55 mole% of toluene and the rest is benzene. Operation of the still is at 760 torr.
Additional data: Equilibrium data for the benzene-toluene system can be approximated with
a constant relative volatility of 2.5, where benzene is the more volatile component.
.) Plot the y - x diagram for benzene-toluene.
(a)
(b) (
) If 60% of the feed is evaporated, find the liquid and vapor compositions
(c) (
.) If we desire a V/F of 0.60, what is the corresponding liquid composition and
what are the liquid and vapor flow rates?
COL
(d) (---.
Find the compositions and flow rates of all unknown streams for a two stage
flash cascade where 40% of the feed is flashed in the first stage and the liquid product is
sent to a second flash chamber where 30% is flashed.
![Ness, H.C., and Abbott, M.M.]
[from "Introduction to Chemical Engineering Thermodynamics (7th ed) by Smith, J.M., Van
K (or DePriester) Chart (low T range) in American Engineering Units
--100
-90
Methane
1
**********
isobutane
80
Ethylene
Ethane
سٹ
Propylene
Propane m
n-Butane
.
in
300
7
015
-50
Isopentane
ܤ ܗ ܘ
004-
200
n-Pentane
-02
.005-
.006-
00
.007
150
سلسل
stynnying tour
5
E-03 008-
-600
1
Pressure (psia)
04
015-
سل......سلا
Temperature (°F)
i
n-Hexane
.02-
F015
n-Heptane
2
20
6000
fringing
.03-
001
5
02
do to
Ivelantander las bandantiandunud
8
سلسل
tantuntutuntudnutent
6 6
0068
8
016
8
سلسليسلسل
tundmalin
02
n-Octane n-Nonane
0006
S
20-
S
SO
5
987
سلسلسلسا
4
15
14.7
6
6
5
8
تبيليسسلسلسيليسيليسيليسيليسيلسلسلسلسسلسلسبلسلسسلسسلسل
Methane
Ethylene
Ethane
Propylene
Propane
Isobutane
n-Butane
Isopentane
n-Pentane
N
gragaumgang 3 n-Hexane
n-Heptane
n-Octane
n-Nonane](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc95e1382-a0cf-44c6-b2a2-53c5a3ae0115%2F03693219-9ca0-4dd7-a2e3-fd86246e499b%2Fqbxaien_processed.png&w=3840&q=75)
Transcribed Image Text:Ness, H.C., and Abbott, M.M.]
[from "Introduction to Chemical Engineering Thermodynamics (7th ed) by Smith, J.M., Van
K (or DePriester) Chart (low T range) in American Engineering Units
--100
-90
Methane
1
**********
isobutane
80
Ethylene
Ethane
سٹ
Propylene
Propane m
n-Butane
.
in
300
7
015
-50
Isopentane
ܤ ܗ ܘ
004-
200
n-Pentane
-02
.005-
.006-
00
.007
150
سلسل
stynnying tour
5
E-03 008-
-600
1
Pressure (psia)
04
015-
سل......سلا
Temperature (°F)
i
n-Hexane
.02-
F015
n-Heptane
2
20
6000
fringing
.03-
001
5
02
do to
Ivelantander las bandantiandunud
8
سلسل
tantuntutuntudnutent
6 6
0068
8
016
8
سلسليسلسل
tundmalin
02
n-Octane n-Nonane
0006
S
20-
S
SO
5
987
سلسلسلسا
4
15
14.7
6
6
5
8
تبيليسسلسلسيليسيليسيليسيليسيلسلسلسلسسلسلسبلسلسسلسسلسل
Methane
Ethylene
Ethane
Propylene
Propane
Isobutane
n-Butane
Isopentane
n-Pentane
N
gragaumgang 3 n-Hexane
n-Heptane
n-Octane
n-Nonane
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