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Mass Transfer

Mass Transfer
According to Chilton-Colburn analogy for mass transfer, NSt.NSc2/3 is equal to

F
2f
1/f
F/2

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Mass Transfer
The-relative volatility for separation of a non-ideal binary mixture by distillation should be

1
> 1
< 1

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Mass Transfer
Make up water is supplied during cooling tower operation to compensate for water losses due to

Entrainment
Blowdown
Evaporation
All of these

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Mass Transfer
In a packed bed absorption column, the channelling will be noted by the

Sharp rise in pressure drop
Sharp drop in pressure drop
None of these
Increase in flow rate

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Mass Transfer
Which of the following solutions will follow Raoult's law most closely?

A solution of polar organic compounds (not of homologs of a series)
35% solution of NH₃ in water
A solution of benzene, toluene and oxylene
35% solution of camphor in water

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Mass Transfer
The rate of mass transfer is not dependent upon the

Both A & B
None of these
Degree of dispersion of one fluid in the other
Interfacial surface exposed between the phases

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