Fifty mol% propylene in propane is separated with silica gel.The products are to be 90 mol% propylene and 75 mol% propane. If 1,000 lb of silica gel/lbmol of feed gas is used, can the desired separation be made in one stage? If not, what separation can be achieved? 0.9 F0.8 -0.7 F1* - 0.365y* - 0.6350.60.5S, g solldx* - PILP+A)0.4W-P+A-1 mmolS, g solld0.3StageGas outGas inF-LA + P)- 2 mmolZp- PI (A + P) - 0.5G-U+ P)-1 mmoly* - PI (P + A)0.20.10.10.2 0.3 0.4О.Б 0.60.7 0.90.9 1.0Mole fraction propane in adsorbate, x(a)2.42.32.22.12.01.91.81.71.61.50.10.2 0.30.4 0.5 0.60.70.90.91.0Mole fraction propane in adsorbate, y. x(ь)Mole fraction propane in gas. ymmole adsorbatelg adsorbentEqulibtum

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Answered: 0.9 F 0.8 - 0.7 F 1* - 0.365 y* - 0.635…

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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Fifty mol% propylene in propane is separated with silica gel.The products are to be 90 mol% propylene and 75 mol% propane. If 1,000 lb of silica gel/lbmol of feed gas is used, can the desired separation be made in one stage? If not, what separation can be achieved?

0.9 F
0.8 -
0.7 F
1* - 0.365
y* - 0.635
0.6
0.5
S, g solld
x* - PILP
+A)
0.4
W-P+A-1 mmol
S, g solld
0.3
Stage
Gas out
Gas in
F-LA + P)
- 2 mmol
Zp- PI (A + P) - 0.5
G-U+ P)
-1 mmol
y* - PI (P + A)
0.2
0.1
0.1
0.2 0.3 0.4
О.Б 0.6
0.7 0.9
0.9 1.0
Mole fraction propane in adsorbate, x
(a)
2.4
2.3
2.2
2.1
2.0
1.9
1.8
1.7
1.6
1.5
0.1
0.2 0.3
0.4 0.5 0.6
0.7
0.9
0.9
1.0
Mole fraction propane in adsorbate, y. x
(ь)
Mole fraction propane in gas. y
mmole adsorbatelg adsorbent
Equlibtum

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