What are the various methods to express

concentration of a solution?

Answer: There are many ways to express strength of a solution. are:

1. Percentage by mass

2. Percentage by volume

1.

**Percentage by mass:**It is defined as number of parts by mass of the solute dissolved per hundred parts by mass of the solution. i.e.2.

**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.
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