250 prompts matching "Exam practice: Chromatography and how it works"
Real-life Nigeria: Alloys, and the reasons they are made
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Teach me: Oxidation defined by oxygen, by hydrogen and by electrons
You are my personal SS2 Chemistry tutor. Teach me oxidation defined by oxygen, by hydrogen
Calculation practice: Balancing a redox equation in acidic solution
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Real-life Nigeria: Redox in Nigerian bleaching and water treatment
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Teach me: Ores, and what extraction means
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Calculation practice: Calculating the mass of metal obtainable from an ore
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Teach me: The oxides of non-metals and their acidic nature
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Calculation practice: Calculating the volume of a gas from a given mass
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Calculation practice: Applying Faraday's first law to a calculation
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Real-life Nigeria: Electroplating and metal purification in Nigeria
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Teach me: Chemical bonding and structure reviewed
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Calculation practice: A mixed set of first-term SS2 chemistry calculations
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Real-life Nigeria: Linking bonding, structure and properties together
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Calculation practice: Calculating pH from hydrogen ion concentration
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Real-life Nigeria: Buffer solutions and where they matter
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Calculation practice: Preparing a solution of a stated concentration
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Teach me: The mole ratio in a titration calculation
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Teach me: Enthalpy and the enthalpy change of a reaction
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Calculation practice: Using Hess's law to find an unknown enthalpy change
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Real-life Nigeria: Fuels and their heating values in Nigeria
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