500 prompts matching "How a catalyst lowers the activation energy"
Exam practice: The tests that distinguish the two oxides of carbon
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Real-life Nigeria: Carbonates, hydrogencarbonates and their reactions
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Chemistry at work: Carbon dioxide in the Nigerian bottling and fire-safety trades
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Real-life Nigeria: The advantages and disadvantages of hard water
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Chemistry at work: Hardness and the Nigerian water supply industry
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Real-life Nigeria: The effect of fertiliser overuse on soil and water
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Practice set: The coloured ions of the transition metals
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Real-life Nigeria: Complex ion formation and the ligands involved
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Practice set: Proteins, their structure and the tests for them
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Exam practice: Carbohydrates and their classification
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Spot my mistake: Describing starch and cellulose as the same polymer
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Real-life Nigeria: The tests for protein, starch and reducing sugar
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Quiz me: The preliminary tests carried out on an unknown salt
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Explain back: The flame test and the colours it gives
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Teach me: The anions the syllabus expects you to identify
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Teach me: The standard solution and the primary standard
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Quiz me: The correct use of the pipette and the burette
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Explain back: Choosing the indicator for a strong-weak titration
I have just studied choosing the indicator for a strong-weak titration in my SS3 Chemistry
Explain back: The half-equations in a permanganate titration
I have just studied the half-equations in a permanganate titration in my SS3 Chemistry cla
Quiz me: The standard electrode potential and what it measures
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