Chemistry Test Preparations On Mass Transfer Part 1

Test Preparation on Chemistry Test Preparations On Mass Transfer Part 1

1.

Mass transfer rate between two fluid phases does not necessarily depend on the __________ of the two phases.

1chemical properties
2physical properties
3degree of turbulence
4interfacial area

2.

In a solution containing 0.30 Kg mole of solute and 600 kg of solvent, the molality is

10.50
20.60
31
42

3.

Fenske equation determines the

1maximum number of ideal plates.
2height of the distillation column.
3minimum number of theoretical plates.
4optimum reflux ratio.

4.

The term cooling range" in a cooling tower refers to the difference in the temperature of"

1cold water leaving the tower and the wet bulb temperature of the surrounding air.
2hot water entering the tower and the wet bulb temperature of the surrounding air.
3hot water entering the tower and the cooled water leaving the tower.
4none of these

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