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Mass Transfer

Mass Transfer
In a solution containing 0.30 Kg mole of solute and 600 kg of solvent, the molality is

0.6
2
0.5
1

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Mass Transfer
Components, having widely different boiling point in a binary mixture, can be separated using __________ distillation.

Molecular
Simple
Extractive
Steam

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Mass Transfer
The expression, y(1 - x)/x(1 - y) is for

Relative volatility
Absorption factor
Selectivity
Murphree efficiency

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Mass Transfer
In case of an ideal solution, the total vapor pressure varies __________ with the composition expressed as mole fraction,

Linearly
None of these
Exponentially
Inversely

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Mass Transfer
Fenske-Underwood equation used for calculating the minimum number of theoretical plates in distillation column is valid for

All of these
Constant relative volatility
Total reflux
Constant molal overflow

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Mass Transfer
Very tall packed towers are divided into series of beds to

Reduce liquid hold-up
Avoid flooding
Reduce the overall pressure drop
Avoid channelling

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