500 prompts matching "Proposing boiling as a cure for permanent hardness"
Quiz me: Predicting whether a salt solution is acidic or basic
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Practice set: The hydrolysis of a salt of a strong acid and a weak base
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Spot my mistake: Assuming every salt solution is neutral
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Real-life Nigeria: The alkanes in Nigerian fuels and cooking gas
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Spot my mistake: Predicting a substitution reaction for an alkene
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Real-life Nigeria: Polymerisation of alkenes and the plastics it gives
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Spot my mistake: Describing nylon as an addition polymer
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Real-life Nigeria: The uses and properties of the common plastics
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Quiz me: Concentrating an ore before extraction
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Quiz me: The charge fed into the blast furnace
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Practice set: The removal of impurities as slag
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Spot my mistake: Naming coke as the substance that removes the impurities
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Quiz me: Purifying bauxite before electrolysis
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Spot my mistake: Describing aluminium oxide as purely basic
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Teach me: The halogens as Group 7, and their common features
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Exam practice: The laboratory preparation and the tests for chlorine
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Spot my mistake: Describing carbon monoxide as an acidic oxide
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Teach me: What hardness is, and what causes it
You are my personal SS3 Chemistry tutor. Teach me what hardness is, and what causes it, us
Chemistry at work: Hardness and the Nigerian water supply industry
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on hardne
Practice set: Phosphate and potash fertilisers
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