2) Batch Distillation -Ethanol & Water. A mixture of 60% ethanol in water is distilled at 1 atm by differential distillation until 70% of the material charged to the still has vaporized. What is the composition of the liquid residue in the still-pot and the collected distillate?
2) Batch Distillation -Ethanol & Water. A mixture of 60% ethanol in water is distilled at 1 atm by differential distillation until 70% of the material charged to the still has vaporized. What is the composition of the liquid residue in the still-pot and the collected distillate?
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:2) Batch Distillation -Ethanol & Water.
A mixture of 60% ethanol in water is distilled at 1 atm by differential distillation until 70% of the material
charged to the still has vaporized. What is the composition of the liquid residue in the still-pot and the
collected distillate?
Transcribed Image Text:H17
L
2
3
5
7
9
10
mm
13
Bel
15
DO
21
26
TH
30
36
37
38
40
41
KINANT
A
Ex✓ fx
18
Temperature
T(F)
212.1
207.0
203.2
199.9
197.0
192.5
189.2
186.8
182.9
180.5
178.8
177.5
176.5
175.7
175.0
174.5
174.1
173.7
173.5
173.3
173.1
173.0
172.9
172.8
172.7
172.4
172.4
Ethanol - Water at 1bar
T(C)
100.1
95.1
93.3
91.7
89.2
86.0
83.8
82.5
81.6
80.8
80.3
79.8
79.4
79.2
78.9
78.3
78.3
78.2
78.1
78.0
78.0
78.0
D
Water-nButanol
Ethanol
0.000
0.010
0.020
0.030
0.040
0.060
0.080
0.100
0.150
0.200
0.250
0.300
0.350
0.400
0.450
0.500
0.550
0.600
0.650
0.700
0.750
0.800
0.850
0.900
0.920
0.940
0.960
0.970
0.980
0.990
1.000
E
Y
0.000
0.137
0.206
0.258
0.300
0.361
0.404
0.435
0.489
0.525
0.554
0.579
0.602
0.624
0.646
0.667
0.689
0.735
0.760
0.788
0.818
0.854
0.916
0.936
0.957
0.968
0.979
0.989
1.000
Ethanol-Water
F
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