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PP106 – Oscillating reactions: nitrogen gas – demonstration
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An alternative oscillating reaction to the Belousov-Zhabotinsky (BZ) and Briggs-Raucher (BR) reactions. 
words matched: gas, solubility
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RB025 - Chlorine water
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Guidance on how to prepare aqueous solutions of chlorine. Three different methods are described.
words matched: gas, solubility
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PP007 – The electrolysis of water using the CLEAPSS (small) Hofmann voltameter
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The electrolysis of water is becoming increasing more relevant as a means of providing hydrogen, which may be used as a fossil fuel supplement or replacement. The expensive, traditional apparatus, the.. more
words matched: gas, solubility
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PP096 –Testing for common negative ions
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The common negative ions, carbonate (CO32-), sulfate(VI) (SO42-) and the halides (Cl–, Br– and I–) can be simply tested for in test tube reactions. The method described here uses a more dilute ammo.. more
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Handbook - Section 13 - Chemistry Topics
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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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HC082 - Potassium nitrate(V) and sodium nitrate(V)
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Risk assessment information for potassium nitrate(V) and sodium nitrate(V). Includes information about sodium nitrate(V) solutions. Do not confuse these compounds with the nitrite salts, i.e. potassiu.. more
words matched: gas, solubility
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L195 - Safer chemicals, safer reactions
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An invaluable practical guide on how to safely undertake a range of visually and intellectually appealing chemical reactions. Includes alternatives to some traditional activities such as the thermit r.. more
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All CLP Recipe Sheets
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All-in-one pdf file of the CLP Recipe Sheets published (or updated) up to, and including, 15th November 2024.Since 16th November 2024, up to and including 23rd January 2025 a new Recipe RB119 was adde.. more
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PP080 - Ammonia Fountain
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How to carry out this classic activity
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SRA034 - The reaction of sodium (or potassium) with concentrated hydrochloric acid
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A small amount of sodium is added to concentrated hydrochloric acid. There is fizzing and a precipitate of sodium chloride forms but no explosion. If potassium is used there is ignition but again, no .. more
words matched: gas, solubility
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