Estimate the approximate rate of growth of human hair in ms-1 and use this figure to estimate the number of amino acid molecules which are incorporated in a growing hair every second.
Get the cogs turning for successful learning by encouraging the right kind of student interactions
Use these tips to help your students successfully calculate reacting masses and limiting agents
Write balanced equations and calculate reacting masses and moles to find the limiting reagent
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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