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Mass Transfer

Mass Transfer
Langmuir equation is associated with

Steam distillation
Adsorption
Multicomponent absorption
Leaching

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Mass Transfer
In a packed tower, the value of HETP equals HTUOG, when the equilibrium and the operating lines are (where, HETP = height equivalant to a theoretical plate HTUOG = overall gas phase height of a transfer unit)

Parallel
Neither A nor B
Straight
Both A & B

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Mass Transfer
The recovery of pencillin from the acidified fermentation broth is done by

Liquid extraction
Distillation
Evaporation
Absorption

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Mass Transfer
For __________ drying, the effects of velocity, temperature and humidity of the gas and the thickness of the solid are the same.

Neither A nor B
Constant rate
Unsaturated surface
Both A & B

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Mass Transfer
When the feed to a distillation column is a saturated liquid, slope of the feed line is

Unity
None of these
Zero
Infinity

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Mass Transfer
Weeping in a distillation column

Results due to very high gas velocity
Provides large interfacial surface for mass transfer
Increases tray efficiency
Results due to very low gas velocity

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