250 prompts matching "Relating pH to hydrogen ion concentration"
Real-life Nigeria: Oxidation in the rusting of Nigerian roofing sheets
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Teach me: Reduction defined, and always paired with oxidation
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Practice set: Balancing a redox equation by half-equations
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Calculation practice: Balancing a redox equation in acidic solution
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Chemistry at work: Redox reactions in batteries and cells
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Calculation practice: Comparing metals by a density calculation
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Teach me: Ores, and what extraction means
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Quiz me: The link between reactivity and the method of extraction
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Explain back: Extraction by reduction with carbon
I have just studied extraction by reduction with carbon in my SS2 Chemistry class. Let me
Practice set: Extraction by electrolysis
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Exam practice: The extraction of iron in the blast furnace
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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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Real-life Nigeria: Nigeria's metal deposits and their exploitation
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Calculation practice: Predicting a non-metal's valency from its group
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Real-life Nigeria: The non-metals essential to Nigerian agriculture
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Explain back: The preparation and properties of chlorine
I have just studied the preparation and properties of chlorine in my SS2 Chemistry class.
Calculation practice: Calculating the volume of a gas from a given mass
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Explain back: The preferential discharge of ions
I have just studied the preferential discharge of ions in my SS2 Chemistry class. Let me e
Real-life Nigeria: Electroplating and metal purification in Nigeria
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