Elementary Principles 61 - 4.31 a 2n1 mol b g Condenser...

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4- 20 4.31 a. 100 050 mol molB/ mol molT / mol . . 2 097 003 1 ± . . n mol molT / mol bg ± . . n 1 mol molT/ mol ± () . . n 1 mol 89.2%of Binfeed ± n y y B B 4 1 mol 45%of feedtoreboiler b g ± n z z B B 2 1 mol ± n x x B B 3 1 mol Still Condenser Reboiler Overall process : 3 unknowns ( ± , ± , nnx B 13 ) Still : 5 unknowns ( ± , ± , ± ,, nnn y z BB 124 ) – 2 balances – 2 balances – 1 relationship (89.2% recovery) 3 DF 0 DF Condenser : 1 unknown ( ± n 1 ) Reboiler : 6 unknowns ( ± , ± , ± ,,, nnnx y z BBB 234 ) – 0 balances – 2 balances 1 DF – 2 relationships (2.25 ratio & 45% vapor) 3 DF Begin with overall process. b. Overall process 89.2% recovery: 0892 050 100 1 .. . ±
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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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