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Mass Transfer

Mass Transfer
At what percentage (by volume) of alcohol composition, it forms an azeotrope with water?

90
99
91.5
95

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Mass Transfer
_______ number indicates the ratio of the rates of the heat and mass transfer incase of a cooling tower.

Stanton
Sherwood
Peclet
Lewis

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Mass Transfer
The partial pressure distribution of an ideal gas diffusing through another stagnant ideal gas at steady state follows a/an __________ law.

Parabolic
Exponential
Linear
Cubic

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Mass Transfer
Penetration theory relates the average mass transfer co-efficient (K) with diffusivity (D) as

K ∝ D
K ∝ D2
K ∝ √D
K ∝ D1.5

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

Simple
Steam
Molecular
Extractive

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Mass Transfer
Which of the following adsorbent is used to decolourise yellow glycerine?

Alumina
Silica gel
Activated carbon
Fuller

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