i, (kmol/h) 0.6 kmol Benzene/kmol 0.1 kmol Toluene/kmol 0.3 kmol Xylene/kmol 500

Question

i, (kmol/h) 0.6 kmol Benzene/kmol 0.1 kmol Toluene/kmol 0.3 kmol Xylene/kmol 500 kmol/hr 0.5 kmol Benzene/kmol 0.2 kmol Toluene/kmol 0.3 kmol Xylene/kmol 200 kmol/hr 0.4 kmol Benzene/kmol 2 (kmol Toluene/kmol) 1-(x2+0.4) (kmol Xylene/kmol) DISTILLATION- 100 kmol/hr x3 (kmol Benzene/kmol) 0.2 kmol Toluene/kmol 1-(0.2+x3) (kmol Xylene/kmol) How many independent equations can we write for the distillation process shown above? 2 hvacyPolicx ®.2000-201620hnyniera sons.Inc. All Rights Reserved. A Division or lohn waertsons. Inc. sc

Explanation / Answer

1) We can write only three independent equations. They are total overall balance and two components balance.

So teh correct option is A.

2)Degrees of freedom = 0

Since there are three unknowns and three balance equations to determine the unknown values.

So the correct option is C

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