An acetylene is produced from methane in the following reaction 2CH4(g) → C₂H₂(g) + 3H₂(g) An undesired side reaction is the decomposition of acetylene: C₂H₂(g) → 2C(s) + H₂(g) -> Methane is fed to the reactor at 1500°C at a rate of 10 mol CH4/s. Heat is transferred to the reactor at a rate of 975 kW. The product temperature is 1500°C and the fractional conversion of methane is 0.6, A flowchart of the process is shown below. Feed at 1500°C 10.0 mol CH₂/s 975 kW REACTOR Product at 1500°C n (mol CH₂/s) n₂(mol C₂H₂/s) (mol H₂/s) ń(mol C/s) U L 24

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
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Chapter1: Introduction
Section: Chapter Questions
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Q2:
An acetylene is produced from methane in the following reaction
2CH2(g) → C₂H₂(g) + 3H₂(g)
An undesired side reaction is the decomposition of acetylene:
C₂H₂(g) → 2C(s) + H₂(g)
->>>
A
Methane is fed to the reactor at 1500°C at a rate of 10 mol CH4/s. Heat is transferred
to the reactor at a rate of 975 kW. The product temperature is 1500°C and the
fractional conversion of methane is 0.6, A flowchart of the process is shown below.
&a
Feed at 1500°C
10.0 mol CH₂/s
975 kW
REACTOR
(10 Marks)
Product at 1500°C
n (mol CH₂/s)
n₂(mol C₂H₂/s)
(mol Hy/s)
ń(mol C/s)
SL
Using the heat capacities given below for enthalpy calculations, determine the
product component flow rates and the yield of acetylene (mol C₂H₂ produced/mol
CH4 consumed).
4.
18
Transcribed Image Text:Q2: An acetylene is produced from methane in the following reaction 2CH2(g) → C₂H₂(g) + 3H₂(g) An undesired side reaction is the decomposition of acetylene: C₂H₂(g) → 2C(s) + H₂(g) ->>> A Methane is fed to the reactor at 1500°C at a rate of 10 mol CH4/s. Heat is transferred to the reactor at a rate of 975 kW. The product temperature is 1500°C and the fractional conversion of methane is 0.6, A flowchart of the process is shown below. &a Feed at 1500°C 10.0 mol CH₂/s 975 kW REACTOR (10 Marks) Product at 1500°C n (mol CH₂/s) n₂(mol C₂H₂/s) (mol Hy/s) ń(mol C/s) SL Using the heat capacities given below for enthalpy calculations, determine the product component flow rates and the yield of acetylene (mol C₂H₂ produced/mol CH4 consumed). 4. 18
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