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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
1
0.5
2

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Mass Transfer
For a binary mixture with low relative volatility, continuous rectification to get pure products will require

Small cross-section column
Low reflux ratio
High reflux ratio
Less number of trays

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Mass Transfer
A minimum boiling azeotrope is exemplified by

None of these
Water-isobutyl alcohol
Toluene-benzene
Acetone-carbon disulphide

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Mass Transfer
Milk is dried usually in a __________ dryer.

Tray
Spray
Freeze
Rotary

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Mass Transfer
The dimension of diffusivity is same as that of the

Kinematic viscosity
Velocity head
Molal concentration
Density

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Mass Transfer
Chemisorption compared to physical absorption has

Lower adsorption rate
Lower capacity of the solvent for the solute gas
Increased utilisation of stagnant zones of the liquid phase
None of these

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