Mass Transfer
In extraction, as the temperature increases, the area of hetrogeneity (area covered by binodal curve)

None of these
Decreases
Increases
Remains unchanged

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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

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

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