500 prompts matching "Calculating the mass of ammonia from nitrogen and hydrogen"
Explain back: Standard temperature and pressure defined
I have just studied standard temperature and pressure defined in my SS1 Chemistry class. L
Chemistry at work: The laboratory tests for water
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Explain back: Removing temporary hardness from water
I have just studied removing temporary hardness from water in my SS1 Chemistry class. Let
Exam practice: Where hard water helps, and where it hinders
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Real-life Nigeria: Water pollution and its sources in Nigeria
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Teach me: What an indicator is, and how it works
You are my personal SS1 Chemistry tutor. Teach me what an indicator is, and how it works,
Exam practice: Choosing the right indicator for a given titration
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Real-life Nigeria: PH in Nigerian soil testing and farming
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Project task: Making an indicator from a local plant
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Teach me: What a titration is, and why it is done
You are my personal SS1 Chemistry tutor. Teach me what a titration is, and why it is done,
Project task: Carrying out a titration and writing it up
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Spot my mistake: Explaining graphite's conductivity by the wrong structure
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Real-life Nigeria: Graphite in Nigerian pencils and electrodes
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Real-life Nigeria: Coal mining at Enugu and its history
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Project task: Charcoal production and its use in Nigeria
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Exam practice: The test that distinguishes carbon dioxide
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Chemistry at work: Carbon dioxide in Nigerian drinks and fire safety
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Teach me: What organic chemistry is, and why carbon is special
You are my personal SS1 Chemistry tutor. Teach me what organic chemistry is, and why carbo
Exam practice: Naming simple alkanes, alkenes and alkynes
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Real-life Nigeria: Isomerism, and why it matters
Act as my SS1 Chemistry tutor. Show me where isomerism, and why it matters turns up in Nig