Three hundred Lh of a 20 mole% C3Hg-80% n-C,H10 gas mixture at 0°C and 1.1 atm and 200 L/h of a 40 mole% C,Hs-60% n-C,H1o mixture at 25°C and 1.1 atm are mixed and heated to 227°C at constant pressure. Calculate the heat requirement in kJ/h. Enthalpies of propane and n-butane are listed below. Assume ideal gas behavior. Butane Propanc A(J/mol) Ĥ(J/mol) T(°C) 1772 20.685 2394 25 227 27.442

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
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Q1)
Three hundred L/h of a 20 mole% CHg-80% n-CH10 gas mixture at 0°C and 1.1 atm and
200 L/h of a 40 mole% C,Hs-60% n-C,H10 mixture at 25°C and 1.1 atm are mixed and heated
to 227°C at constant pressure. Calculate the heat requirement in kJ/h.
Enthalpies of propane and n-butane are listed below. Assume ideal
gas
behavior.
Butane
Propane
A(J/mol)
A(J/mol)
T(C)
2394
27.442
1772
25
227
20.685
Transcribed Image Text:Q1) Three hundred L/h of a 20 mole% CHg-80% n-CH10 gas mixture at 0°C and 1.1 atm and 200 L/h of a 40 mole% C,Hs-60% n-C,H10 mixture at 25°C and 1.1 atm are mixed and heated to 227°C at constant pressure. Calculate the heat requirement in kJ/h. Enthalpies of propane and n-butane are listed below. Assume ideal gas behavior. Butane Propane A(J/mol) A(J/mol) T(C) 2394 27.442 1772 25 227 20.685
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