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Soap making is an ancient process, going back at least 4000 years. It is an example of saponification of an ester group, which is sometimes included in GCSE, A-level and BTEC courses. The conventional..
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The traditional procedure to make soap is hazardous because it requires heating quite concentrated sodium hydroxide solution, typically about 5 M (CORROSIVE) with the oil or fat.This guide covers two ..
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Instructions for making concrete bars of varying compositions, which can be subsequently tested for strength.
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The explosion between hydrogen and oxygen, in the confines of a modern school laboratory, is extremely loud.A mixture of hydrogen and oxygen is placed inside a syringe. The mixture is bubbled into soa..
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Various activities often need a 20 cm3 or 60 cm3 syringe full of gas. At CLEAPSS, gases such as oxygen, carbon dioxide and even hydrogen have been stored for many days in a syringe fitted with a cap.
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All Student Safety Sheets in a handy PDF format, which makes printing a whole set easier.2022 update.
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This teachers guide explains how to make best use of the second edition of the CLEAPSS Student Safety Sheets.Please note Hazcards must not be shared with pupils. Student Safety Sheets are designed for..
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Components of blood can be stained and viewed using this protocol.
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The low melting point of gallium metal is demonstrated, eg by using warm water to melt a sample or by making it into a spoon shape and showing that it melts when used to stir a cup of tea.
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Instructions for construction and use of a syringe pump for filling gas baloons and other applications.
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Showing results 1 to 10 of 862
