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Mass Transfer

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

Gas
Wet bulb
Room
None of these

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Mass Transfer
Stacked packing compared to dumped packing

Both A & B
Gives lower pressure drop
Gives higher pressure drop
Provides poorer contact between the fluids

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Mass Transfer
Molarity is defined as the number of gm moles of solute per __________ of solvent.

c
Kg
Gm
Litre

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Mass Transfer
If the specific heats of a gas and a vapor are 0.2KJ/Kg.°K and 1.5 KJ/Kg.°K respectively, and the humidity is 0.01; the humid heat in KJ/°Kg. is

0.31
0.215
0.107
0.017

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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
Steam distillation is used for separation of high boiling

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

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