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Mass Transfer

Mass Transfer
In a binary system, separation is very efficient, when the relative volatility is

1
> 1
< 1
0.5

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Mass Transfer
Molecular diffusivity of a liquid

Is independent of temperature
May increase or decrease with temperature
Decreases with temperature
Increases with temperature

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Mass Transfer
Bound moisture is that liquid which exerts an equilibrium vapor pressure __________ that of the pure liquid at the given temperature.

Either A or B; depends on the solid
Less than
Equal to
More than

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Mass Transfer
Cox chart is useful in the design of

Distillation column
Crystalliser
Dryer
Evaporator

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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
Molarity is defined as the number of gm moles of solute per __________ of solvent.

Litre
c
Kg
Gm

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