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A simple visual demonstration of the effects of reducing the pressure inside a bell jar on the boiling of warm water.
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This demonstration shows an important procedure in chemistry and industry, to separate a pure substance from a mixture of substances with widely differing boiling points. One important industrial exam.. more
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This guide gives general advice and points out specific hazards of microwave ovens and their use in school science departments.
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Using atmospheric pressure to push a boiled egg into a conical flask
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Showing the effects of a lower air pressure on the boiling point of water.
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Clear advice and instructions on using a Bunsen burner to heat materials in test tubes.
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Please note: This is a temporary resource containing the model risk assessment information and experimental points as they appeared on the reverse sides of the final edition of the CHIP Hazcards. This.. more
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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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Brief risk assessment guidance and experimental notes for a range of practical activities involving monobasic organic acids and their salts (Hazcards 38A, 38B, 38C, 38D).
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Promotes the use of microscale (very small scale) practical activities by describing and explaining  equipment and techniques used. Illustrates these with instructions for several common organic chemi.. more
words matched: boiling, point

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