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Mass Transfer

Mass Transfer
Reverse osmosis is also called

Electrodilysis
Ultrafiltration
Diffusion
Dialysis

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Mass Transfer
Molality is defined as the number of gm moles of solute per __________ of solvent.

m³
Gm
Litre
Kg

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

Steam
Extractive
Simple
Molecular

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Mass Transfer
The solvent used in liquid-liquid extraction should have __________ less than one.

Neither A nor B
Selectivity
Distribution co-efficient
Both A & B

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Mass Transfer
Unit of molal diffusivity is

Cm²/sec gm . mole
Gm moles/cm² . sec
Gm moles/cm². sec
Gm moles/cm. sec

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Mass Transfer
Binary distillation involves the mass transfer by __________ at the gas-liquid interface.

Either A or B
Unidirectional diffusion from gas to liquid phase
A counter diffusion at an almost equal molar rate
Unidirectional diffusion from liquid to gas phase

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