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Mass Transfer

Mass Transfer
In case of liquids, the binary diffusivity is proportional to (where, T = temperature)

1/T
T²
T
√T

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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
All moisture in a non-hygroscopic material is the __________ moisture.

Bound
Free
Equilibrium
Unbound

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Mass Transfer
Water entrained by circulating air in cooling towers is termed as

Drift
Vapor load
Blow down
None of the listed here

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Mass Transfer
__________ temperature is the steady state temperature attained by a small amount of liquid evaporating into a large quantity of unsaturated gas-vapor mixture.

None of these
Dry bulb
Wet bulb
Dew point

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Mass Transfer
What is the reflux ratio at total reflux?

Zero
Unity
Data insufficient
Infinity

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