Q. In an operation the slope of the q-line is found to be 0; then the enthalpy of feed equals enthalpy of _____________

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Q. Consider a saturated liquid-vapour mixture, if the liquid flow rate inside the enriching and the stripping section of a fractionator is 50 and 40 mol/hr. Also the feed rate is 10 mol/hr. Find the feed condition.

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Q. At what feed condition the slope of the flash vaporization line becomes 0?

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Q. The point where the operating line and the equilibrium line meets in distillation methods is known as

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Q. The equilibrium composition of liquid and vapour in a feed can be identified by,

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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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