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Mass Transfer

Mass Transfer
The dew point of a saturated gas phase equals the __________ temperature.

None of these
Room
Gas
Wet bulb

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Mass Transfer
The temperature to which a vapour gas mixture must be cooled (at varying humidity) to become saturated is called the __________ temperature.

Dew point
Dry bulb
Wet bulb
None of these

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Mass Transfer
With decrease in the throughput (compared with the design capacity) for a bubble cap distillation column, its efficiency

Remains same
Decreases
Increases
May increase or decrease ; depends on individual design

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Mass Transfer
Which of the following binary systems is an example of a maximum boiling azeotrope?

None of the listed here
Water-hydrochloric acid
Water-ethyl alcohol
Acetone-carbon disulphide

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Mass Transfer
In case of absorption & stripping, the interface of the liquid & gas phases are present in equilibrium, when the diffusional resistance of __________ is zero.

Gas phase
Interface
Liquid phase
All of these

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Mass Transfer
Relative volatility does not change appreciably with the change in

Temperature
Vapour pressure of either component
Total pressure
None of these

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