A 2.5 mol sample of an ideal gas with a molar specific heat Cv=5/2R always starts at pressure 1.50*105 Pa and temperature 350K. The gas is compressed adiabatically to 200kPa. Final pressure Pf = 200kPa Final volume Vf = 39.5L Final temperature Tf = 380K a) Determine the change in internal energy of the gas (ΔEint, in J). b) Determine the energy added to the gas by heat (Q, in J). c) Determine the work done on the gas (W, in J).
A 2.5 mol sample of an ideal gas with a molar specific heat Cv=5/2R always starts at pressure 1.50*105 Pa and temperature 350K. The gas is compressed adiabatically to 200kPa. Final pressure Pf = 200kPa Final volume Vf = 39.5L Final temperature Tf = 380K a) Determine the change in internal energy of the gas (ΔEint, in J). b) Determine the energy added to the gas by heat (Q, in J). c) Determine the work done on the gas (W, in J).
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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A 2.5 mol sample of an ideal gas with a molar specific heat Cv=5/2R always starts at pressure 1.50*105 Pa and temperature 350K. The gas is compressed adiabatically to 200kPa.
Final pressure Pf = 200kPa
Final volume Vf = 39.5L
Final temperature Tf = 380K
a) Determine the change in internal energy of the gas (ΔEint, in J).
b) Determine the energy added to the gas by heat (Q, in J).
c) Determine the work done on the gas (W, in J).
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