490 prompts matching "Making an indicator from a local plant"
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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Quiz me: Purifying bauxite before electrolysis
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Practice set: The properties of aluminium
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Quiz me: The trends in physical properties down the group
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Practice set: The displacement reactions of the halogens
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Practice set: Removing temporary hardness
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Quiz me: Naming the simple amines
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Exam practice: Identifying cations with aqueous ammonia
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Real-life Nigeria: The confirmatory tests for the common cations
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Spot my mistake: Reporting a sulphate result without acidifying first
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Spot my mistake: Including a rough titre in the average
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Teach me: What makes a titration a redox titration
You are my personal SS3 Chemistry tutor. Teach me what makes a titration a redox titration
Exam practice: The conditions a redox titration requires
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Real-life Nigeria: Determining the purity of a sample by redox titration
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Exam practice: Calculating the e.m.f. of a cell
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Spot my mistake: Reversing the sign of a half-cell potential wrongly
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Spot my mistake: Assuming the order matches the stoichiometric coefficient
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Exam practice: Applying Le Chatelier's principle to industrial processes
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Spot my mistake: Using bond enthalpies for a reaction involving liquids
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