A medicine tablet contains a measured mass of a drug, a filler, a binder and a coating.
Why is this medicine described as a formulation?
Each component is present in a measured amount for a purpose
Each component in the tablet is a compound and not an element
The components in the tablet are chemically bonded together
The components of the tablet all dissolve in water in the stomach
40 exam-style questions on AQA GCSE Chemistry 8.1 Purity, formulations and chromatography, covering 8.1.1 Pure substances, 8.1.2 Formulations, and 8.1.3 Chromatography. Each one has a worked solution and a mark scheme showing where the marks go.