500 prompts matching "Exam practice: Brownian motion as evidence for moving particles"
Real-life Nigeria: The tests and observations WAEC asks you to recall
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Real-life Nigeria: The reagents supplied in the practical, and what each is for
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Chemistry at work: Laboratory discipline and safety in the practical examination
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Quiz me: Mole and mass conversions under time pressure
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Explain back: Setting out a calculation so the examiner can follow it
I have just studied setting out a calculation so the examiner can follow it in my SS3 Chem
Real-life Nigeria: Checking an answer for physical sense
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Quiz me: Converting between mass, moles, volume and particles
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Spot my mistake: Forgetting to balance the equation before using mole ratios
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Explain back: Planning a theory answer before writing it
I have just studied planning a theory answer before writing it in my SS3 Chemistry class.
Quiz me: Atomic number, mass number and isotopes
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Spot my mistake: Filling the 3d sublevel before the 4s
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Spot my mistake: Describing a polar covalent bond as ionic
Act as my SS3 Chemistry tutor. Show me a worked answer on describing a polar covalent bond
Quiz me: Molar mass and how it is obtained
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Real-life Nigeria: The mole in laboratory and industrial measurement
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Quiz me: Balancing equations of increasing difficulty
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Real-life Nigeria: The assumptions of the kinetic theory of gases
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Quiz me: Strong and weak acids and bases
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Spot my mistake: Assuming pH 7 is neutral at every temperature
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Quiz me: The solubility rules for the common salts
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Spot my mistake: Choosing a titration route for an insoluble salt
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