500 prompts matching "Chemistry at work: Stoichiometry in Nigerian chemical manufacturing"
Exam practice: Identifying the oxidising and the reducing agent in a reaction
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Real-life Nigeria: Rusting as an everyday redox process in Nigeria
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Teach me: Why atoms bond at all
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Practice set: Drawing dot-and-cross diagrams
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Exam practice: Metallic bonding and the properties it gives
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Spot my mistake: Describing a covalent compound as conducting when molten
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Exam practice: Heat of reaction, of neutralisation and of combustion
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Spot my mistake: Giving an exothermic change a positive enthalpy
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Teach me: What the rate of a reaction means
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Practice set: The effect of temperature and surface area on rate
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Spot my mistake: Assuming diamond and graphite are different elements
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Practice set: Carbonates and hydrogencarbonates
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Exam practice: The laboratory test for carbon dioxide
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Spot my mistake: Confusing the two oxides of carbon in a test
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Spot my mistake: Confusing the greenhouse effect with ozone depletion
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Real-life Nigeria: Oil spillage in the Niger Delta
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Real-life Nigeria: The SS1 Chemistry topics I still need to practise
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Practice set: Cement production in Nigeria
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Exam practice: Fertiliser and how it is manufactured in Nigeria
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Teach me: What a mixture is, and how it differs from a compound
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