A gas obeys the following equation of state: ap² T where a = -0.001 m³K bar mol P(v − b) = RT + and b = 8 x 10-5 m³ mol

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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1.
A gas obeys the following equation of state:
ap²
T
m³K
bar mol
P(vb) = RT +
where a = -0.001 and b = 8 × 10-5 m³
mol
Calculate the entropy change As when the gas changes from state 1 (600 K, 100 bar) to state
J
2 (450 K, 20 bar). The ideal gas heat capacity for this process is Cp = 33.5
mol K
Transcribed Image Text:1. A gas obeys the following equation of state: ap² T m³K bar mol P(vb) = RT + where a = -0.001 and b = 8 × 10-5 m³ mol Calculate the entropy change As when the gas changes from state 1 (600 K, 100 bar) to state J 2 (450 K, 20 bar). The ideal gas heat capacity for this process is Cp = 33.5 mol K
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