Which statement describes a formulation?
A single compound made from two different elements
A mixture that has been designed as a useful product
A mixture of two or more different chemical elements
A substance that melts at one fixed temperature
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.