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Tech Tip - Renovating retort clamps
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Tip on how to replace cork and rubber on retort clamps
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Free resource
PP055 - Changing state - melting ice and heating water
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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.. more
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GL183 - Make-it guide - potometer.
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Instructions on how to make a potometer.  Uses straight forward glass working techniques.
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Members only resource
PP060 - Catalytic Cracking of Hydrocarbons
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This important procedure illustrates the conversion of saturated hydrocarbons, which are used for fuels, into the more chemically useful unsaturated hydrocarbons, used in making plastics.
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Bulletin 140 - Spring 2011
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This edition includes notes on science project work, A level investigation skills, and the Getting Practical project. There are warnings about starting pistols, exploding thermometers and disposal of .. more
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Members only resource
PP089 - Microelectrolysis of molten salts
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This important demonstration proves the existence of ions as charged particles. Using microscale, it can be carried out safely and quickly in a well ventilated laboratory and projected onto a screen s.. more
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Members only resource
PP061 - Microscale Cracking of Liquid Paraffin
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This important procedure illustrates the conversion of saturated hydrocarbons, which are used for fuels, into the more chemically useful unsaturated hydrocarbons, used in making plastics. The alkenes .. more
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Members only resource
SRA031 - The hydrogen rocket
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A mixture of hydrogen and air is prepared in a small plastic ‘fizzy drinks’ bottle and then ignited, so that the bottle travels, rocket-like, some distance.
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Members only resource
PP079 - The reaction between iron and sulfur - Students’ version
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The reaction between iron and sulfur, to produce iron sulfide, is cited in many textbooks and other resources as a good demonstration of the difference between mixtures and compounds. A key distinguis.. more
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Members only resource
PP082 – The reaction between iron and sulfur: demonstration
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When the iron/sulfur mixture is heated, the sulfur melts and reacts with the iron exothermically to form iron(II) sulfide. This is an important demonstration that shows that the properties of a compou.. more
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Showing results 1 to 10 of 164
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