250 prompts matching "Limiting reagent problems, and how to spot the limit"
Exam practice: The paint and textile industries in Nigeria
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Real-life Nigeria: The SS2 Chemistry topics I still need to practise
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Practice set: The formation of a covalent bond in a simple molecule
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Spot my mistake: Predicting ionic character from electronegativity difference
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Calculation practice: Working out the formula of an ionic compound from its charges
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Practice set: Giant structures and simple molecular structures compared
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Practice set: Assigning oxidation numbers in compounds and in ions
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Calculation practice: Working out the change in oxidation number
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Real-life Nigeria: Redox in Nigerian bleaching and water treatment
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Chemistry at work: Redox reactions in batteries and cells
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Spot my mistake: Proposing carbon reduction for a very reactive metal
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Calculation practice: Calculating the mass of metal obtainable from an ore
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Spot my mistake: Assuming all non-metals are gases
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Spot my mistake: Describing a non-metal oxide as basic
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Calculation practice: Calculating the volume of a gas from a given mass
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Spot my mistake: Predicting products without considering concentration
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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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Chemistry at work: Preparing a revision plan for the SS2 first term
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Practice set: Finding the concentration of an unknown acid
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