Elementary Principles 231

# Elementary Principles 231 - 6.83 (cont'd) Overall H balance...

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6- 65 6.83 (cont’d) Overall H balance : 1000 (kg H SO ) 2 kg H h9 8 k g H S O 1000 kg HNO 1kg H h6 3 k g H N O (kg/h) 2kgH 18 kg H O 0.04 (kg / h) 500 (kg H O) kg 24 3 3 w 2 5a 2 2 8a 2 2 ++ =+ ⇒= + ± ±± .. ± . ± () m mX aa 92517 2 22 5556 5 58 Solve eqns. (1)-(5) simultaneously, using E-Z Solve . ± ± ,. mm m nX a 03 5 8 12 4 1812.5 kg CaCO (s) / h, 1428.1kg / h, 9584.9 kg soln / h, 18.1 kmol CO / h(v) kg CaSO / kg = = = == 0 00173 Recycle stream 2 3625 0 * ± m kg soln / h 0.00173(kg CaSO / kg) 500*0.00173(kg H O / kg) (1 501*0.00173)(kg Ca(NO ) / kg) CaSO HO Ca(NO 4 2 32 4 2 3 R S | T | U V | W | R S | | T | | U V | | W | | 0173% 865% 133% 2 . . .) d. From Table B.1, for CO 2 : TK P a t m T T T K P atm atm cc r c r = = ⇒= = + = 304 2 72 9 40 2732 304 2 103 30 72 9 0 411 ., . (. ) . . . From generalized compressibility chart (Fig. 5.4-2) : zV zRT P =⇒
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