Mass Transfer
During bottling of cold drinks (e.g. Pepsi), the main resistance to mass transfer for the absorption of carbon dioxide in water lies in the

Liquid film
None of these
Gas film
Liquid-gas interface

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Mass Transfer
For a ternery mixture, in which equilateral triangular co-ordinate is used in leaching and extraction, a __________ of the equilateral triangular co-ordinates.

Ternery mixture is represented by the sides
Pure component is represented by the apex
Binary mixture is represented by the apex
Binary mixture is represented by any point inside

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Mass Transfer
The rate of solid-liquid extraction is limited by the

Diffusion of the solute from the solution in contact with the particle to the main bulk of the solution
Phase change of the solute as it dissolves in the solvent
All of these
Diffusion of the solute through the solvent in the pores to the outside of the particle

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Mass Transfer
In steam distillation, the

Temperature is higher than the boiling point of either component
Temperature is more than 100° C
Product must be immiscible with water
Temperature is 100°C

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Mass Transfer
In saturated gas, the

None of the listed here
Vapour is in equilibrium with the liquid at the room temperature
Partial pressure of vapour equals the vapour pressure of the liquid at room temperature
Vapour is in equilibrium with the liquid at the gas temperature

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