... 6000(2618,2 04. 10 3229,77 745 .75,07) + 9000(3229,77 745 .75,07 3571,3 344 3.121,59 ) 0,95(2696,335.10 42 33,0578.110,0 34) + (2609,956.10 3 842 ,8 945 .116, 143 4) =2770,73 (kg/h) 21 14, 4955( 2697,9 744 .10 3 842 ,8 945 .116, 143 4) ... 21 14, 4955( 2697,9 744 .10 3 842 ,8 945 .116, 143 4) + 540 0(3 842 ,8 945 .116, 143 4 3976,7.116, 143 4 D= 0,95(2 744 .10 42 94, 25. 142 ,9) = 2675,73 (kg/h) W2= W W1 = 42 75 21 14, 4955 = 3229,27 (kg/h) Bng tng hp s liu ... (1- 0,0 14, 68) = 3571,3 344 3 (J/kg ) - Dung dch ni cú nng x c = 30% p dng cụng thc I .44 , [1-152] i vi dung dch m c (x>0,2): C2 = Cht.x + 41 86 (1- x) (J/kg.) Vi Cht l nhit dung riờng ca Na2SO4 khan...