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Mass Transfer

Mass Transfer
__________ column is preferred to be used, when a high liquid hold up is required in a reactor for gas-liquid reaction.

Tray
Spray
Bubble
Packed

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Mass Transfer
Steam distillation is used for separation of high boiling

none of the listed here
Both of the options given here
Volatile impurity from still higher boiling substances
Substances from non-volatile impurities

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Mass Transfer
In an absorption coloumn, the flooding velocity for random packing is __________ that for stacked/regular packing.

Smaller than
Greater than
Either A, or B ; depends on the type of packing
Equal to

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Mass Transfer
Leaching rate is independent of the

Temperature
Particle size
Agitation
None of the listed here

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Mass Transfer
Which of the following adsorbant is used in the refinning of sugar?

Activated clay
Wood charcoal
Bone charcoal
Silica gel

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Mass Transfer
Ammonia present in the coke oven gas is removed by washing with

Ethanolamine
Dilute HCl
Dilute ammoniacal liquor
Caustic solution

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