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Mass Transfer

Mass Transfer
A good solvent used for absorption should not have very high

Vapor pressure
All of these
Freezing point
Viscosity

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Mass Transfer
In most of the vacuum crystalliser, vacuum is generally produced by means of a

None of these
Suction pump
Steam jet ejector with a barometric condenser
Compressed air jet

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Mass Transfer
Removal of __________ exemplifies an adsorption unit operation.

Uranium from its ore
Water from petrol
Ammonia from coke oven gas
None of the listed here

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Mass Transfer
Stacked packing compared to dumped packing

Gives lower pressure drop
Both A & B
Gives higher pressure drop
Provides poorer contact between the fluids

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Mass Transfer
For __________ drying, the effects of velocity, temperature and humidity of the gas and the thickness of the solid are the same.

Neither A nor B
Constant rate
Both A & B
Unsaturated surface

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Mass Transfer
______ is the separation technique used for desalination of sea water.

Thermal diffusion
Absorption
Adsorption
Reverse osmosis

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