Chemistry · Analytical Chemistry
Separate ink colours with paper chromatography
Separate the dyes in marker pens on filter paper and calculate an Rf value for each colour.
- Beginner
- 1–3 hours
- Under 250
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Experiments, working models and investigations in physics, chemistry, biology, earth and space. Most can be done at home or in a school lab, and each one says what it costs and how long it takes.
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