500 prompts matching "The methods of softening hard water"
Exam practice: Choosing the right indicator for a given titration
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Practice set: The end point, and how it is recognised
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Spot my mistake: Explaining graphite's conductivity by the wrong structure
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Practice set: Coke and the uses it is put to in industry
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Exam practice: The products obtained from coal
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Calculation practice: Calculating the yield from destructive distillation
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Chemistry at work: Carbon black, animal charcoal and their uses
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Exam practice: The test that distinguishes carbon dioxide
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Real-life Nigeria: Carbonates and hydrogencarbonates and their reactions
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Project task: The carbon cycle and human interference with it
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Explain back: The homologous series and its features
I have just studied the homologous series and its features in my SS1 Chemistry class. Let
Practice set: The alkane series and the formula that generates it
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Spot my mistake: Naming a branched chain from the wrong end
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Chemistry at work: Organic chemistry in the Nigerian oil industry
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Explain back: The common apparatus and what each is used for
I have just studied the common apparatus and what each is used for in my SS1 Chemistry cla
Spot my mistake: Reading a measuring cylinder from above the meniscus
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Real-life Nigeria: First aid for the common laboratory accidents
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Project task: Drawing and labelling the apparatus for a named experiment
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Quiz me: Valency, and how it is worked out from configuration
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Quiz me: Avogadro's number and what it counts
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