500 prompts matching "Chemistry at work: Empirical and molecular formulae from composition data"
Practice set: Ion exchange and the softening of water
Act as my SS3 Chemistry tutor. Give me five practice questions on ion exchange and the sof
Spot my mistake: Assuming boiling removes every impurity from water
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Practice set: The raw materials and manufacture of glass
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Practice set: Pharmacy, medicine and the laboratory sciences
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Practice set: Working through a full cation identification
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Calculation practice: Deducing the identity of a salt from a full test sequence
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Practice set: Gas volume and stoichiometry calculations
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Practice set: The characteristic chemistry of Groups 1, 2, 7 and 0
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Practice set: Writing s, p and d electron configurations
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Calculation practice: Calculating relative atomic mass from isotopic data
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Practice set: Dative covalent bonding and where it occurs
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Calculation practice: Predicting bond type from electronegativity difference
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Exam practice: The test that distinguishes saturated from unsaturated
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Practice set: Naming a polymer from its monomer, and the reverse
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Calculation practice: Calculating the number of repeating units from molar mass
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Calculation practice: Calculating the mass of iron from a mass of haematite
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Calculation practice: Calculating the yield of sulphuric acid from sulphur
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Practice set: The preparation and properties of carbon monoxide
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Practice set: Phosphate and potash fertilisers
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Spot my mistake: Adding excess reagent too early and losing a precipitate
Act as my SS3 Chemistry tutor. Show me a worked answer on adding excess reagent too early