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Mass Transfer

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

1/f
2f
F/2
F

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Mass Transfer
Azeotropic distillation is employed to separate

Constant boiling mixture
Mixture with very high relative volatility
Heat sensitive materials
High boiling mixture

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Mass Transfer
Only small amount of evaporation of water produces large cooling effects because of its

None of these
Low viscosity
Large latent heat
Small latent heat

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Mass Transfer
Moisture in a substance exerting an equilibrium vapour pressure less than that of pure liquid at the same temperature is called the __________ moisture.

Critical
None of these
Bound
Unbound

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Mass Transfer
At what value of reflux ratio, number of theoretical plates in a distillation column is minimum?

1
< 1
∞

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Mass Transfer
The process employing desorption of the absorbed solute by a solvent is called

Reverse osmosis
Osmosis
Elution
Sublimation

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