Temperature (K) 200 100 77 (liq.) 77 (gas) 300 400 500 600 1 bar 11,635 11,392 8717 14,573 14,492 -3407 2161 2856 5800 17,554 100 bar -1946 4442 8174 17,575 Table 4.5. Molar enthalpy of nitrogen (in joules) at 1 bar and 100 bars. Excerpted from Lide (1994).
Temperature (K) 200 100 77 (liq.) 77 (gas) 300 400 500 600 1 bar 11,635 11,392 8717 14,573 14,492 -3407 2161 2856 5800 17,554 100 bar -1946 4442 8174 17,575 Table 4.5. Molar enthalpy of nitrogen (in joules) at 1 bar and 100 bars. Excerpted from Lide (1994).
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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Attached Table gives experimental values of the molar enthalpy of nitrogen at 1 bar and 100 bars. Use this data to answer the following question about a nitrogen throttling process operating between these two pressures.
(a) What is the highest initial temperature at which some liquefaction takes place?
Transcribed Image Text:Temperature (K)
200
100
77 (liq.) 77 (gas)
300
400
500
600
1 bar
11,635
11,392
8717
14,573
14,492
-3407
2161
2856
5800
17,554
100 bar
-1946
4442
8174
17,575
Table 4.5. Molar enthalpy of nitrogen (in joules) at 1 bar and 100 bars.
Excerpted from Lide (1994).
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