Notes on Chapter 8 examples

00 l 008206atm l mol k298 k z 0245 mol 1000 q1 n

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Unformatted text preview: l) 6.02 kJ 25 1000 Q2 n U2 (0.245) [0.0252 1547 10 5 T ] dT . 7.91 kJ 25 1000 Q3 n U3 (0.245) [0.0252 1547 10 5 T 3.012 10 9 T 2 ] dT . 25 6.02 - 7.67 100% 7.67 7.91- 7.67 % error in Q2 = 100% 7.67 % error in Q1 = 215% . 313% . 8-1 7.67 kJ 8.3 (cont’d) b. Cp Cv R C p [ kJ / (mol o C)] (0.0252 1547 10 5 T 3.012 10 9 T 2 ) 0.008314 . 0.0335 1547 10 5 T 3.012 10 9 T 2 . z T2 Q H n C P dT T1 z 1000 (0.245 mol) [0.0335 1547 10 5 T 3.012 10 9 T 2 ] dT [kJ / (mol o C)] . 9.65 10 3 J 25 Piston moves upward (gas expands). c. 8.4 The differe...
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This document was uploaded on 03/05/2014 for the course CHE 2171 at LSU.

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