250 prompts matching "Demonstrating the carbon dioxide test with limewater"
Practice set: Turning pig iron into steel in the converter
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Calculation practice: Calculating the mass of iron from a mass of ore
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Real-life Nigeria: The Ajaokuta steel project and Nigerian steel
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Calculation practice: Calculating the amount remaining after several half-lives
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Practice set: The cement industry in Nigeria
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Exam practice: The paint and textile industries in Nigeria
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Real-life Nigeria: The obstacles facing Nigerian chemical manufacturing
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Real-life Nigeria: The SS2 Chemistry topics I still need to practise
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Spot my mistake: Predicting ionic character from electronegativity difference
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Chemistry at work: Why ionic compounds conduct only when molten or dissolved
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Explain back: Malleability and ductility in terms of structure
I have just studied malleability and ductility in terms of structure in my SS2 Chemistry c
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
Quiz me: Recognising oxidation in a given equation
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Chemistry at work: Redox reactions in batteries and cells
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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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Teach me: Ores, and what extraction means
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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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Quiz me: Strong electrolytes and weak electrolytes compared
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