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Small-scale method for determining the mass loss when heating a hydrated salt to constant mass (of anhydrous salt). The method, which uses a mini spirit burner and an alternative crucible, reduces the..
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words matched: crystallisation, water
A quick and safe method for preparing hydrated copper sulfate crystals from copper(II) oxide and sulfuric acid. The activity involves important techniques such as heating with a water bath, filtration..
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words matched: crystallisation, water
Sodium silicate solution (water glass) will precipitate coloured metal silicates that appear to grow like underwater plants.
words matched: crystallisation, water
Risk assessment guidance for boron compounds, including disodium tetraborate decahydrate (borax), boric (boracic) acid and sodium peroxoborate-‐4-‐water (sodium perborate).
words matched: crystallisation, water
Guidance on how to prepare iron (II) solutions
words matched: crystallisation, water
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.
words matched: crystallisation, water
Brief risk assessment guidance and experimental notes for a range of activities involving aluminium compounds (Hazcards 2A and 2B).
words matched: crystallisation, water
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..
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words matched: crystallisation, water
Preparing salts is a common activity at GCSE level, bringing together many useful skills. Making copper sulfate crystals (PP027), which involves making copper(II) sulfate from copper(II) oxide, is the..
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words matched: crystallisation, water
Guidance on how to prepare magnesium sulfate(VI).
words matched: crystallisation, water
Showing results 1 to 10 of 829
