500 prompts matching "Chemistry at work: Stoichiometry in Nigerian chemical manufacturing"
Calculation practice: Predicting a property from an element's position
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Exam practice: Chromatography and how it works
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Spot my mistake: Choosing distillation where filtration would do
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Spot my mistake: Treating air as a compound rather than a mixture
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Calculation practice: Calculating the volume of oxygen used in a reaction
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Real-life Nigeria: Air pollution in Nigerian cities
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Spot my mistake: The errors most often made in second-term SS1 Chemistry
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Calculation practice: A mixed set of second-term chemistry calculations
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Exam practice: The factors that determine which ion is discharged
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Spot my mistake: Confusing the anode with the cathode
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Teach me: Oxidation and reduction in terms of oxygen
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Spot my mistake: Assigning an oxidation number to the wrong atom
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Calculation practice: Balancing a redox equation by oxidation number
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Calculation practice: Calculating the heat evolved in a reaction
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Real-life Nigeria: Energy changes in Nigerian cooking fuels
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Exam practice: Catalysts and how they work
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Spot my mistake: Saying a catalyst is used up during a reaction
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Calculation practice: Calculating an average rate from experimental data
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Real-life Nigeria: Charcoal and coal in Nigerian use
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Real-life Nigeria: Carbon dioxide in Nigerian fire extinguishers and drinks
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