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Mass Transfer

Mass Transfer
Dry bulb temperature of the gas is __________ the wet bulb temperature.

Equal to
None of these
More than
Less than

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Mass Transfer
For contacting a highly soluble gas with a liquid

Spray the liquid on gas stream
Bubble the gas through liquid
Both of the options given here
None of the listed here

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Mass Transfer
Physical absorption is

Both B & C
A reversible phenomenon
Accompanied by evolution of heat
An irreversible phenomenon

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Mass Transfer
Packed column distillation is limited to the column __________ metres.

Height < 6
Both A & B
Neither A nor B
Diameter < 0.6

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Mass Transfer
Molecular seives are porous

Synthetic zeolites crystals/metal alumino-silicates
None of these
Alumina
Silica

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Mass Transfer
According to the Fenske equation, what will be the minimum number of plates required in a distillation column to separate an equimolar binary mixture of components A and B into an overhead fraction containing 99 mol% A and a bottom fraction containing 98 mol% B? Assume that relative volatility (αAB = 2) does not change appreciably in the coloumn.

6
8
10
12

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