500 prompts matching "Calculating the electricity needed to extract aluminium"
Calculation practice: Working out the formula mass of a compound
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Teach me: The law of conservation of mass
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Quiz me: The law of constant composition
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Explain back: The law of multiple proportions
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Real-life Nigeria: The laws of combination at work in Nigerian industry
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Real-life Nigeria: The mole in Nigerian pharmaceutical measurement
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Teach me: The rules for naming binary compounds
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Real-life Nigeria: The chemical names behind familiar Nigerian products
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Quiz me: The graph of pressure against volume
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Exam practice: Applying Boyle's law to a described situation
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Real-life Nigeria: The gas laws in Nigerian diving and gas cylinders
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Quiz me: The terms in the general gas equation
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Teach me: What stoichiometry means
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Spot my mistake: Using an unbalanced equation in a stoichiometry calculation
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Real-life Nigeria: Stoichiometry in Nigerian manufacturing
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Practice set: The reactions of acids with metals and with carbonates
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Explain back: The methods of preparing a soluble salt
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Spot my mistake: Choosing the wrong preparation method for a given salt
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Teach me: How the periodic table is arranged
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Practice set: The trend in ionisation energy down a group
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