Elementary Principles 424

# Elementary Principles 424 - 9.59 a. Basis: 207.4 liters...

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9- 72 9.59 a. b. Basis: 207.4 liters 273.2 K 1.1 atm 1 mol s 278.2 K 1.0 atm liters STP mols s 22 4 10 0 . . bg = fuel gas to furnace HCH;MC H 61 4 4 == (1 – ) n 0 (mol/s) y 0 (mol C H /mol) 4 y 0 (mol CH /mol) 4 (1 – ) 60°C, 1.2 atm T dp = 55°C condenser 10.0 mol/s at 5°C, 1.1 atm y 2 (mol C H /mol) 4 y 2 (mol CH /mol) 4 sat'd with C H 4 n b (mol C H ( )/s) l 4 Q (kW) c reactor 25°C m w (kg H O( )/s) l 2 10 bars, sat'd m w (kg H O( )/s) v 2 Stack gas at 400°C, 1 atm n 3 (mol O /s) 2 n 4 (mol N /s) 2 n 5 (mol CO /s) 2 n 6 (mol H O( )/s) v 2 n a (mol air/s) @ 200°C 0.21 mol O /mol 2 0.79 mol N /mol 2 100% excess Ty P p y dp H =°⇒ = ° = ⇒= × =⇒ B 55 55 4833 4833 0530 0470 0 0 C C mm Hg mm Hg 1.2 760 mm Hg mol C H mol mol CH mol Antoine Eq. 4 4 α . . . . Saturation at condenser outlet: y p H 2 5 5889 1 0 093% = ° = × C P mm Hg .1 760 mm Hg .070 mol C H mol mol CH mol 4 4 . . Methane balance on condenser: ± . ± . . . ny y n y y 00 2 0070 0530 0 11 0 0 1 1 9 7 8 2 0 −= = = = mol s Hexane balance on condenser: ±± . ± . ± . . . n y n n y y 2 19 78 100 9 78 0 0 2 = + = = = = bb 6 1 4 mol C H s condensed
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## This note was uploaded on 02/27/2012 for the course CHEMICAL E 312 taught by Professor Cheung during the Fall '11 term at The University of Akron.

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