Mass Transfer
Plate efficiency in a distillation column is reduced due to the __________ of liquid.

Foaming
Entrainment
All of these
Weeping & dumping

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Mass Transfer
Humid volume is the total volume in m³ of 1 kg of

Vapour laden gas at 1 atm. and gas temperature
Gas plus its accompanying vapour at 1 atm. and room temperature
Vapour laden gas at 1 atm. and room temperature
Gas plus its accompanying vapour at 1 atm. and gas temperature

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