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Mass Transfer

Mass Transfer
An azeotropic mixture is a __________ mixture.

Binary
None of these
Ternary
Constant boiling point

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Mass Transfer
The binary diffusivity in gases and liquids vary respectively as

√T and T3/2
T and T3/2
T3/2 and √T
T3/2 and T

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Mass Transfer
Raoult's law is applicable to the

Mixture of water and alcohol
Ideal solutions
Real solutions
Non-ideal gases

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Mass Transfer
Extraction of pencillin employs a __________ extraction coloumn.

None of these
Plate
Packed
Centrifugal

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Mass Transfer
In case of gases, the binary diffusivity is proportional to (where, P = pressure)

1/√P
√P
P
1/P

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Mass Transfer
According to the film theory of mass transfer, the mass transfer co-efficient is proportional to (where, D = molecular diffusivity)

D2
D0.5
1/D
D

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