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.

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

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Mass Transfer
When the liquid phase and vapour phase of a binary system obeys Raoult's and Dalton's law respectively, the relative volatility is the ratio of

Vapour pressure of component A to the partial pressure of A
Vapour pressure of component A to that of component B
Vapour pressure of component A to the total pressure
Partial pressure of component A to the total pressure

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Mass Transfer
Inside the distillation column, the

None of these
Driving force for the vapour flow is the pressure drop
Pressure increases gradually from bottom to the top of the column
Liquids are not always at their bubble points

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