225 prompts matching "Exam practice: Heavy metal pollution and its effects on health"
Exam practice: The procedure for a standard acid-base titration
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Exam practice: The energy profile diagram and activation energy
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Exam practice: Solubility product and sparingly soluble salts
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Exam practice: Solutions, water and the atmosphere reviewed
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Exam practice: Mild, medium and high carbon steel, and the use of each
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Exam practice: Nuclear fission and nuclear fusion distinguished
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Exam practice: The paint and textile industries in Nigeria
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Teach me: The metallic bond and the delocalised electrons
You are my personal SS2 Chemistry tutor. Teach me the metallic bond and the delocalised el
Teach me: The oxides of non-metals and their acidic nature
You are my personal SS2 Chemistry tutor. Teach me the oxides of non-metals and their acidi
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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Calculation practice: Predicting a substance's structure from its properties
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Practice set: Assigning oxidation numbers in compounds and in ions
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Exam practice: Identifying the species oxidised in a reaction
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Explain back: Why metals conduct heat and electricity
I have just studied why metals conduct heat and electricity in my SS2 Chemistry class. Let
Spot my mistake: Assuming every metal is hard and dense
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Calculation practice: Comparing metals by a density calculation
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Exam practice: The extraction of iron in the blast furnace
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Calculation practice: Calculating the mass of metal obtainable from an ore
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Chemistry at work: Metalloids, and where they sit between the two
Act as my SS2 Chemistry tutor. Explain which Nigerian jobs and industries depend on metall