Explain two observations related to the production of a jelly-like solid when two detergents were used in combination.
Make your own sunscreen and determine its SPF using UV light transmission
Investigate the relationship between the concentration of calcium ions and the ‘hardness’ of water
This forensic science project uses chemical analysis and observation skills to investigate a crime and solve the case
Find out about the discovery and use of aspirin with this research and presentation task for groups of 16–18 year-old learners
Explore the use of painkillers and their other effects: antipyretic, anti-inflammatory and antirheumatic. Includes kit list and safety instructions.
Heat, react, convert and separate oil of wintergreen to create 2-hydroxybenzoic acid. Includes kit list and safety instructions.
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