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Mass Transfer

Mass Transfer
__________ column is used in gas absorption process.

Seive/perforated tray
Bubble cap
Packed
Wetted wall

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Mass Transfer
If the amount of the steam used in steam distillation is increased, the temperature of distillation

Remains unchanged
Decreases
Increases
Depends on relative volatility

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Mass Transfer
Fenske equation determines the

Maximum number of ideal plates
Height of the distillation column
Minimum number of theoretical plates
Optimum reflux ratio

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Mass Transfer
Which of the following is the most suitable for extraction in a system having very low density difference?

Centrifugal extractor
Mixer-settler extractor
Pulsed extractor
Packed extraction tower

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Mass Transfer
Steam distillation is used to separate

Heat sensitive materials
High boiling substances from nonvolatile impurities
Mixtures of low relative volatility
Azeotropes

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Mass Transfer
Removal of __________ exemplifies an adsorption unit operation.

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

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