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Mass Transfer

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

Packed
Pulse
Bubble cap
Sieve plate

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Mass Transfer
Leaching of sugar from sugar beets is done by

Lime water
Hexane
Hot water
Dilute H₂SO₄

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

Vapor pressure
Freezing point
All of these
Viscosity

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Mass Transfer
Back-trapping in a distillation column

Reduces pressure drop
Increases tray efficiency
Decreases tray efficiency
Is desirable, as it provides improved vapour-liquid contact

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Mass Transfer
In batch distillation with constant reflux, overhead product composition __________ with time.

Increases
Does not vary
Decreases
May increase on decrease, depends on the system

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Mass Transfer
Agitator is provided in a crystalliser for

All of these
Formation of nuclei
Avoiding deposition on cooler surfaces
Crystal growth

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