A simultaneous dehydration reaction of liquid 2-methyl-2-butanol (A) produces 2-methyl-2- butene (B) and 2-methyl-1-butene (C) as shown in Figure 1 was carried out in a two continuous stirred tank reactor (CSTR) connected in series. The dehydration of A to B occur in second order whereas dehydration to C was in first order. CH3 k1 CH3 CH, C=CH-CH₂ 2-methyl-2-butene (B) CH₁₂ -CH2-CH3 CH₂ k₂ ОН CH₂-C-CH₂-CH₂ 2-methyl-2-butanol(A) 2-methyl-1-butene(C) Figure 1 Dehydration reaction of liquid 2-methyl-2-butanol a) Inlet stream consists of pure A with concentration of 40 mol dm³ and constant volumetric flowrate of 2 m³-min¹. The concentration of A at the exit stream of reactor one was reduced to 50%. The composition of product leaving reactor one consists of 60% B and 40% C. If the size of reactor one is 5 m³ and reactor two is double of reactor one, determine the composition of remaining A, product B and C in the exit stream of reactor two.
A simultaneous dehydration reaction of liquid 2-methyl-2-butanol (A) produces 2-methyl-2- butene (B) and 2-methyl-1-butene (C) as shown in Figure 1 was carried out in a two continuous stirred tank reactor (CSTR) connected in series. The dehydration of A to B occur in second order whereas dehydration to C was in first order. CH3 k1 CH3 CH, C=CH-CH₂ 2-methyl-2-butene (B) CH₁₂ -CH2-CH3 CH₂ k₂ ОН CH₂-C-CH₂-CH₂ 2-methyl-2-butanol(A) 2-methyl-1-butene(C) Figure 1 Dehydration reaction of liquid 2-methyl-2-butanol a) Inlet stream consists of pure A with concentration of 40 mol dm³ and constant volumetric flowrate of 2 m³-min¹. The concentration of A at the exit stream of reactor one was reduced to 50%. The composition of product leaving reactor one consists of 60% B and 40% C. If the size of reactor one is 5 m³ and reactor two is double of reactor one, determine the composition of remaining A, product B and C in the exit stream of reactor two.
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:b) Determine the yield of 2-methyl-2-butene (B) from reactor two.
Transcribed Image Text:A simultaneous dehydration reaction of liquid 2-methyl-2-butanol (A) produces 2-methyl-2-
butene (B) and 2-methyl-1-butene (C) as shown in Figure 1 was carried out in a two continuous
stirred tank reactor (CSTR) connected in series. The dehydration of A to B occur in second
order whereas dehydration to C was in first order.
CH,
ki
CH,
CH,-C=CH-CH,
2-medhyl-2-butene (BÍ
сH, с— сн, — сн,
CH3
ÓH
2-methyl-2-butanol(A)
• CH,=ċ-CH,-CH,
2-methyl-1-butene(C)
Figure 1 Dehydration reaction of liquid 2-methyl-2-butanol
a) Inlet stream consists of pure A with concentration of 40 mol-dm3 and constant volumetric
flowrate of 2 m3.min-1. The concentration of A at the exit stream of reactor one was reduced
to 50%. The composition of product leaving reactor one consists of 60% B and 40% C. If
the size of reactor one is 5 m³ and reactor two is double of reactor one, determine the
composition of remaining A, product B and C in the exit stream of reactor two.
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