Methods for expressing concentration – Pharmaceutical Analysis 1 B. Pharma 1st semester

Methods for expressing concentration

Content

• Methods for expressing concentrations in volumetric
analysis

• Normality and molarity

• Calculations

• Types of volumetric analysis

Learning
Objectives

At the end of this
lecture, the student will be able to

• List the methods for expressing concentrations in
volumetric analysis

• Different methods for expressing concentrations in
volumetric analysis

• Define Normality and molarity

• Discuss about the preparation of different concentrations
of solution in terms of normality and molarity

Concentrations

Introduction:

A solution is a
mixture of a solute and a solvent

A solvent: is a
substance that dissolves other materials

A solute:  is the substance that dissolves in the
solvent




















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