Q. If the feed enters the distillation column at its dew point, then the slope of the Flash vaporization operating line is

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Q. In Azeotropic distillation __________ remains low.

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Q. Find the distillation preferred for the binary mixture having component A and B with vapour pressure 360mmHg and 355mmHg.

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Q. The term entrainer used in

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Q. By adding Entrainer the __________ azeotropes forms.

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Q. The use of solvent for increasing the relative volatility is for

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Q. In the distillate use of heat is to separate the distillate from the entrainer.

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Q. Find the Azeotropic mixture.

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Q. If the feed mixture has the same vapour and liquid compositions at equilibrium then the distillation is normal.

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Q. Will it possible to separate the mixture having relative volatility value 2 with azeotropic distillation.

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Q. By adding entrainer or solvent one of the component’s _________ gets reduced.

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Q. Look out the distribution curve, if the line PM is lesser than shown the separation is more.
Where, x,y are the concentrations in mole fractions.

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Q. Find the relative volatility, if x, y are the concentrations in mole fraction.

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Q. Express the point A.

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Q. Find the X and Y from the flash column given below.

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Q. Find the feed composition of more volatile component by analyzing the table below.
Hint: can neglect pre-heater.

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Q. Find the feed rate by analysing the graph.

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Q. Find the composited distillate composition.

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Q. Find the value of relative volatility for a constant pressure process if

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Q. Find the distillate rate, if a differential condenser is used and the equilibrium relation is given as x*= 0.2y. Also the rate of feed is 100 mol/hr.

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