500 prompts matching "Crystallisation, and how it purifies a solid"
Real-life Nigeria: Fractional crystallisation and purification
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Teach me: The electrochemical cell, and how it differs from an electrolytic one
You are my personal SS3 Chemistry tutor. Teach me the electrochemical cell, and how it dif
Teach me: The equilibrium constant and how it is written
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Explain back: Limiting reagent problems, and how to spot the limit
I have just studied limiting reagent problems, and how to spot the limit in my SS3 Chemist
Quiz me: Molar mass and how it is obtained
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Explain back: The mole ratio and how it is read
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Explain back: The solubility curve and what it shows
I have just studied the solubility curve and what it shows in my SS3 Chemistry class. Let
Exam practice: The NPK rating and how to read it
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Real-life Nigeria: Refining and purifying an extracted metal
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Spot my mistake: Adding excess reagent too early and losing a precipitate
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Exam practice: Testing for nitrate and for nitrite
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Practice set: The titration curve and the equivalence point
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Exam practice: Recording and averaging concordant titres
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Practice set: Iodine and thiosulphate titrations
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Practice set: The rate constant and its units
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Real-life Nigeria: Entropy and the feasibility of a reaction
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Real-life Nigeria: Petrol quality and adulteration in Nigeria
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Exam practice: Heavy metal pollution and its effects on health
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Real-life Nigeria: Sachet and bottled water quality in Nigeria
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Real-life Nigeria: The Nigerian cement industry and its growth
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