Mass Transfer
Priming in a distillation column

Results from very low gas velocity
Is desirable from point efficiency consideration
Reduces the overall pressure drop
Is characterised by the presence of foam throughout the space between trays

ANSWER DOWNLOAD EXAMIANS APP

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

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
Henry's law states that the

Partial pressure is equal to the product of the mole fraction and total pressure
Partial pressure of a component over a solution is proportional to the mole fraction in the vapour
Partial pressure of a component over a solution is proportional to its mole fraction in the liquid
Vapour pressure is equal to the product of the mole fraction and total pressure

ANSWER DOWNLOAD EXAMIANS APP