Mass Transfer
Which of the following operations does not involve leaching?

Dissolving pharmaceutical products from bark or roots
Dissolving gold from ores
Removing nicotine from its water solution by kerosene
Dissolving sugar from the cells of the beet

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
Vapour 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

ANSWER DOWNLOAD EXAMIANS APP