Mass Transfer
The McCabe Δ L law states that the

Linear crystal growth rate depends on the crystal size
Linear crystal growth rate does not depend on the crystal size
Linear crystal growth rate depends on the degree of supersaturation
Molar heats of vaporisation of components are nearly equal

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Mass Transfer
For the air water system under ambient conditions, the adiabatic saturation temperature and the wet bulb temperature are nearly equal, because

Solubility of the components of air in water is very small
Water has a high latent heat of evaporation
Lewis number is close to unity
They are always equal under all circumstances

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Mass Transfer
In saturated gas, the

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

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Mass Transfer
In steam distillation, the

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

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