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Mass Transfer

Mass Transfer
Humid volume, at a given temperature is a/an __________ function of humidity.

Exponential
Linear
Inverse
Logarithmic

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Mass Transfer
If the amount of the steam used in steam distillation is increased, the temperature of distillation

Decreases
Increases
Depends on relative volatility
Remains unchanged

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Mass Transfer
Freundlich equation applies to the adsorption of solute from

Concentrated solutions
Dilute solutions, over a small concentration range
None of these
Gaseous solutions at high pressure

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Mass Transfer
In distillation where q is defined as the moles of liquid flow in the stripping section per mole of feed introduced, for saturated liquid feed

q = 0
q > 1
q < 1
q = 1

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Mass Transfer
If mass diffusivity in a mixture is equal to the thermal diffusivity, then the Lewis number is

< 1
> 1
1

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Mass Transfer
For a single component absorber, the operating line is straight only when plotted in term of __________ units.

None of these
Mole ratio
Mole fraction
Partial pressure

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