432 prompts matching "Reading values and crystallisation from a curve"
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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Explain back: The properties of bases and of alkalis
I have just studied the properties of bases and of alkalis in my SS1 Chemistry class. Let
Exam practice: The reactions of alkalis with acids and with ammonium salts
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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,
Explain back: The pH scale and what its numbers mean
I have just studied the pH scale and what its numbers mean in my SS1 Chemistry class. Let
Real-life Nigeria: PH in Nigerian soil testing and farming
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Project task: Making an indicator from a local plant
Act as my SS1 Chemistry tutor. Set me a short practical or research task on making an indi
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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Chemistry at work: The sources of error in a titration, and how to reduce them
Act as my SS1 Chemistry tutor. Explain which Nigerian jobs and industries depend on the so
Explain back: The structure of diamond and the properties it gives
I have just studied the structure of diamond and the properties it gives in my SS1 Chemist
Exam practice: The uses of diamond and of graphite
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Real-life Nigeria: Graphite in Nigerian pencils and electrodes
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Project task: Modelling the structures of diamond and graphite
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Chemistry at work: The newer forms of carbon and what they promise
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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
Act as my SS1 Chemistry tutor. Set me a short practical or research task on charcoal produ
Chemistry at work: Carbon black, animal charcoal and their uses
Act as my SS1 Chemistry tutor. Explain which Nigerian jobs and industries depend on carbon