500 prompts matching "Chemistry at work: Recording observations and inferences in the WAEC format"
Practice set: Molar volume and its value at s.t.p.
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Exam practice: The ideal gas equation and the molar gas constant
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Calculation practice: Finding the volume of a gas under new conditions
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Exam practice: Solubility and the factors that affect it
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Calculation practice: Calculating the solubility of a solute
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Practice set: Removing permanent hardness from water
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Spot my mistake: Treating every kind of hardness with the same method
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Calculation practice: Comparing soap lather as a measure of hardness
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Calculation practice: Calculating the concentration of an alkali
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Practice set: Measuring pH with paper and with a meter
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Exam practice: Choosing the right indicator for a given titration
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Calculation practice: Relating pH to hydrogen ion concentration
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Practice set: The end point, and how it is recognised
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Calculation practice: Calculating an unknown concentration from titre values
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Calculation practice: Comparing the densities of the carbon allotropes
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Practice set: Coke and the uses it is put to in industry
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Calculation practice: Calculating the yield from destructive distillation
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Practice set: Carbon monoxide, its preparation and its danger
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Exam practice: The test that distinguishes carbon dioxide
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Calculation practice: Calculating the volume of carbon dioxide from a carbonate
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