250 prompts matching "What a mole is, and why chemists use it"
Chemistry at work: Metalloids, and where they sit between the two
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Practice set: The apparatus of volumetric analysis and its correct use
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Real-life Nigeria: Back titration, and when it is used
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Real-life Nigeria: Fractional crystallisation and the uses made of it
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Chemistry at work: The benefits and the hazards of nuclear chemistry
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Chemistry at work: Why ionic compounds conduct only when molten or dissolved
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Explain back: Why metals conduct heat and electricity
I have just studied why metals conduct heat and electricity in my SS2 Chemistry class. Let
Quiz me: What causes temporary and what causes permanent hardness
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Chemistry at work: Redox reactions in batteries and cells
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Exam practice: The reactivity series and how it is established
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Explain back: Primary standards, and what makes a substance suitable
I have just studied primary standards, and what makes a substance suitable in my SS2 Chemi
Chemistry at work: The accuracy demanded of an analytical chemist
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Exam practice: Ozone depletion and its causes
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Chemistry at work: Air pollution control and regulation in Nigeria
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Explain back: Thermochemistry and reaction rates reviewed
I have just studied thermochemistry and reaction rates reviewed in my SS2 Chemistry class.
Chemistry at work: Cracking, and the making of petrol in Nigeria
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Teach me: What a polymer is, and what a monomer is
You are my personal SS2 Chemistry tutor. Teach me what a polymer is, and what a monomer is
Explain back: Condensation polymerisation and the products it gives
I have just studied condensation polymerisation and the products it gives in my SS2 Chemis
Chemistry at work: The petrochemicals made from oil and gas
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Explain back: Why the chosen conditions are a compromise
I have just studied why the chosen conditions are a compromise in my SS2 Chemistry class.