A laboratory technician uses paper chromatography to separate dyes in a sample taken from a packet of coloured sweets. The experiment uses chromatography paper and a solvent.
Which statement correctly describes what happens to the phases and dissolved dyes during the experiment?
The dyes move through the paper while the solvent stays in place.
The solvent moves through the paper, carrying the dissolved dyes with it.
The paper moves through the solvent, carrying the dissolved dyes with it.
The paper and solvent move together, carrying the dissolved dyes with them.
113 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.