CHE222_solutions8

CHE222_solutions8 - ChE 222: Problem Set #8 Due: April...

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ChE 222: Problem Set #8 Due: April 4,2008 (8:OO am) b6 (*) 1 .) Felder and Rousseau, Problem 9.17 ( 3 2.) Koretsky, Problem 2.57 &) 3.) Koretsky, Problem 2.59 (a&) 4.)Koretsky,Problem3.3 (rU.&~,)ry of ~~~b\ DL~) ckye
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so, . t-l ", Hi- = ) /- =YYIby by&-
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fa- hy &-- h, = O --i. A-l56 LUIC &we kcu-~ psu~ L , .~@ct bK wyy & (A-l use : c, dT 3 30°C. Pi = 4, - A, =J (,AT t /PC
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., mo ah, (=LC, -- &,,~(Pc ) + ( nc, d7 +a bCP = Il)Cp,c0, + (oCj,h - {')C8KJ .- ll $* NP = r,,,, i-$& - &o -$(~o t-b
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Part c.) Energy Balance on Condenser Species A B H20 3.35E-02 6.88E-06 C02 3.61E-02 4.23E-05 H 2 2.88E-02 7.65E-08 Species n3 (mollhr) n4 (mol/hr) 22.32 1.53 44.64 44.64 HZ 44.64 44.64 Part c.) Energy Balance on Reactor Species In Change CO 44.64 -44.64 66.96 -44.64 C02 0 44.64 0 44.64 111.6 For reaction Species A B 2.90E-02 4.11E-06 H 20 3.35E-02 6.88E-06 3.61E-02 4.23E-05 2.88E-02 7.65E-08 Out Mole Fraction 0 0 22.32 0.2 44.64 0.4 44.64 0.4 111.6 1 For streams entering reactor Species A B C D T To 2.90E-02 4.11E-06 3.55E-09 -2.22E-12 500 25 HZ0 3.35E-02 6.88E-06 7.60E-09 -3.59E-12 500 150 hio hi-hio 17.851 -17.348 22.260 -21.714 14.553 -14.120 Stoich. Coeff. -1 - 1 1 1 dhrxn(25 C); kJ/mol dhrxn(500 C); kJ/mol Stoich. Coeff. - 1 - 1 hi-hio 14.377 17.012 21.344 13.832 hi-hio 14.377 12.746
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9.17 Table B I 1 kJ = (w) C02 (g) - (Afi;)co(g) - (Afi;)H20(v, = -41.15- mol Basis : [2.5 m3 (STP) product gas/h][l~~~ molj22.4 m3 (STP)] = 1 1 1.6 moljh n, (mol CO,/h) C balance on reactor : n, = (0.40)(111.6 mol/h) = 44.64 rnol CO/h no (mol COIh) ,-
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This homework help was uploaded on 04/18/2008 for the course CHE 222 taught by Professor Benjamin during the Spring '08 term at SDSMT.

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CHE222_solutions8 - ChE 222: Problem Set #8 Due: April...

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