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Mass Transfer

Mass Transfer
If f is defined as above, then which of the following applies to a feed at dew point?

F < 1
F > 1
F = 1
0 < f < 1

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Mass Transfer
Ion exchange process is similar to

Extraction
Adsorption
Absorption
Leaching

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Mass Transfer
Corresponding to Nusselt number in heat transfer, the dimensionless group in mass transfer is the __________ number.

Schmidt
Peclet
Sherwood
Stanton

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Mass Transfer
The feed to fractionating column is changed from saturated vapour to saturated liquid. If the separation and reflux ratio remains unchanged, the number of ideal stages will

Depend on saturated boiling point; may increase or decrease
Increase
Decrease
Remains same

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Mass Transfer
The relative volatility of a binary mixture at the azeotropic composition is

1
∞
> 1

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Mass Transfer
To remove all the moisture from a wet solid it requires exposure to __________ air.

Perfectly dry
None of these
High temperature
Highly humid

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