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Small-scale method for determining the mass loss when heating a hydrated salt to constant mass (of anhydrous salt). The method, which uses a mini spirit burner and an alternative crucible, reduces the.. more
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This small-scale analysis activity uses simple equipment and provides a useful introduction to the principles of titration. Quantities of the reagents are measured by mass (rather than volume) and the.. more
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A simple activity involving the analysis of vinegar by titration using phenolphthalein as the indicator.
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Small-scale method for determining mass change when sodium hydrogen carbonate decomposes. The method uses a mini spirit burner and an alternative 'crucible' and generates reliable results for quantita.. more
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General chemical safety information. Includes chemical names and formulae, with instructions for making common dilute solutions, general advice on storage, handling and disposal as well as guidance on.. more
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Guidance and information on a range of chemicals, chemistry topics and apparatus including handling chemicals, chemical reactions, gas cylinders and syringes, molecular models, plastics, advanced chem.. more
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Everything you want to know about earthworms. Their biology and how to identify different sorts. How to successfully keep them in your classroom, and some investigations you can undertake in and out o.. more
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Guidance on general laboratory equipment including balances, barometers, calorimeters, cells and batteries, centrifuges, spirit burners and other heating equipment, steam engines, gas cylinders and ge.. more
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The relative molecular mass of a volatile liquid can be found by measuring the volume occupied by a known mass of the liquid's vapour at room temperature and pressure. This method avoids the use of ga.. more
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Crude oil refinery is a foundation industry, providing fuel products for heating and transport, and raw materials for many further industries, including polymer and pharmaceutical manufacturing. Fract.. more
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Showing results 1 to 10 of 47
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