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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
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 would happen if the initial temperature were 600 K? Explain.

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).
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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