In quality control and chemistry, analytical samples are usually mixtures. Understanding the main compound’s assay and the number of impurities or other unwanted substances in the sample is essential ...

Students will learn how to categorize matter as either pure substances or mixtures. Students will apply tests, based on physical properties of matter samples, to determine whether a mixture is ...

Analytical chemistry is a science in which materials are separated, identified and quantified. The techniques used in this branch of chemistry are defined as the chemical or physical principles ...

A paper chromatogram can also be used to identify substances by comparing them with known substances. Two substances are likely to be the same if: they produce the same number of spots, and these ...

Adhesives have become essential in today’s world and are used in a number of applications. In the automotive industry, windshields, seating elements, front consoles, and car body parts are glued with ...