What are the various methods to express concentration of a solution? [2 MARKS]
Name with explanation : 1 Mark each
The ways to express the strength of a solution are:
i. Percentage by mass: It is defined as number of parts by mass of the solute dissolved per hundred parts by mass of the solution.
ii. Percentage by volume: It is defined as the number of parts by volume of the solute dissolved in hundred parts by volume of the solution.