448 prompts matching "Mole and mass conversions under time pressure"
Explain back: Activation energy and what it represents
I have just studied activation energy and what it represents in my SS1 Chemistry class. Le
Exam practice: Heat of reaction, of neutralisation and of combustion
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Exam practice: Catalysts and how they work
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Quiz me: Diamond and graphite compared
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Quiz me: How carbon dioxide is made, and what it does
Act as my SS1 Chemistry tutor and quiz me on how carbon dioxide is made, and what it does.
Explain back: Carbon monoxide, and why it is dangerous
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Quiz me: Air pollutants and where they come from
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Explain back: Water pollution and its causes in Nigeria
I have just studied water pollution and its causes in Nigeria in my SS1 Chemistry class. L
Exam practice: Acid rain, its formation and its effects
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Quiz me: Soaps and detergents, and how they clean
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Exam practice: Fertilisers and their effect on crop yield
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Teach me: Electrolysis and redox reactions reviewed
You are my personal SS1 Chemistry tutor. Teach me electrolysis and redox reactions reviewe
Explain back: Energy changes and reaction rates reviewed
I have just studied energy changes and reaction rates reviewed in my SS1 Chemistry class.
Exam practice: Fertiliser and how it is manufactured in Nigeria
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Teach me: What a mixture is, and how it differs from a compound
You are my personal SS1 Chemistry tutor. Teach me what a mixture is, and how it differs fr
Quiz me: Homogeneous and heterogeneous mixtures
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Explain back: Filtration and the apparatus it uses
I have just studied filtration and the apparatus it uses in my SS1 Chemistry class. Let me
Exam practice: Evaporation to dryness and its limitations
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Teach me: Crystallisation, and how it purifies a solid
You are my personal SS1 Chemistry tutor. Teach me crystallisation, and how it purifies a s
Quiz me: Simple distillation and what it separates
Act as my SS1 Chemistry tutor and quiz me on simple distillation and what it separates. As