Elementary Principles 391 - 9.31(cont'd 4 mol s NH 3 6 mol...

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9- 39 b. c. 4 6 3 4 5 mol / s NH (mol O mol / s O (mol NO) = 200 C (mol H O) 3 2 2 o 2 ± ) ± ± n n Tn T in out O c o n s um e d : mol O mol NH fed 4 mol NH s mol / s mol O / s mol O / NO produced : mol NO produced 4 mol NH fed 4 mol NH s =4 mol NO/s 2 23 3 22 3 3 54 56 1 1 4 3 4 =⇒ = = = ± () ± n n H O produced : mol H O produced 4 mol NH fed 4 mol NH s =6 mol H O/s Extent of reaction : = (( mol / s 2 3 2 NH out NH in NH 33 3 ± ± ± ) ± ) n nn 5 6 04 4 1 = = = ξ ν Well-insulated reactor, so no heat loss No absorption of heat by container wall Neglect kinetic and potential energy changes; No shaft work No side reactions. References : NH g), O g), NO(g), H O(g) at 25 C, 1atm Substance mol/s) kJ / mol) mol / s) kJ / mol) NH g) Og NO g) HO (g ) 32 2 o in in out out 31 3 4 25 ± ( ² ( ± ( ² ( (. ² . ² . ² ² . ² n H n H H HH H H 400 600 100 −− ² . ²² HC d T H H p 1 25 200 2 674 200 531 == = = BB z NH Table B.2 O o Table B.8 kJ / mol,
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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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