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It is becoming increasingly difficult to determine the composition of food dyes in an unknown mixture, because formulations have been altered over time, and, as a consequence, the results never match ..
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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..
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The synthesis and purification of a liquid organic compound is described. Practical techniques include, liquid-liquid separation, washing, drying and distillation. The % yield of the organic product c..
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Describes two simple microscale practical activities, one a demo, the other for class use, for illustrating the electrolytic separation of copper and chromate ions. Copper chromate is made, in situ, b..
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Straightforward instructions on using a tap funnel, a piece of equipment used in several chemical preparations and investigations.
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This practical procedure outlines simple method for carrying out thin layer chromatography (TLC) to analyse biro inks.
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Includes pyridine, pyrrole & 2,3,5 triphenyltetrazolium chloride
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This guide has instructions to build your own 3d printed shuttling ball apparatus.
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This procedure has often been used as an introduction to Y7 science. A beaker of water is placed on a tripod and gauze and the Bunsen adjusted to deliver a very hot flame. There have been instances of..
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This is an experiment to experimentally determine the speed of light in air with the use of a 1Mhz modulated laser and a beam splitter.
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Showing results 1 to 10 of 38
