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Mass Transfer

Mass Transfer
__________ columns are used for liquid dispersion in a continuous gas phase.

Sieve plate
Bubble cap
Pulse
Packed

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Mass Transfer
Large scale usage of flash distillation is practised in

Petroleum refinning
Soap manufacturing
Polymerisation industry
Ammonia synthesis plant

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Mass Transfer
At the same gas flow rate, the pressure drop in a packed tower being irrigated with liquid __________ that in dry packed tower.

Is same as
Is lower than
Cannot be predicted as data are insufficient
Is greater than

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Mass Transfer
Use of packed towers for distillation is generally limited to the

High pressure operation
Vacuum distillation
Small sizes
Multicomponent distillation

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Mass Transfer
Selectivity of the solvent used in solvent extraction should be

> 1
< 1
1

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Mass Transfer
With increase in absolute humidity, the dew point of an unsaturated mixture of air and water vapor (at constant pressure and temperature)

Remains unchanged
Decreases
Decreases linearly
Increases

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