156 prompts matching "What periodicity means"
Explain back: Charles's law stated and illustrated
I have just studied Charles's law stated and illustrated in my SS1 Chemistry class. Let me
Project task: Demonstrating a gas law with simple apparatus
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Chemistry at work: Gas behaviour in industrial processes
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Explain back: Standard temperature and pressure defined
I have just studied standard temperature and pressure defined in my SS1 Chemistry class. L
Project task: Measuring the volume of a gas produced in a reaction
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Chemistry at work: Gas calculations in Nigerian industry
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Explain back: The sources of water in Nigeria
I have just studied the sources of water in Nigeria in my SS1 Chemistry class. Let me expl
Project task: Testing the solubility of common substances
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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
Project task: The treatment a town's water passes through before supply
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Chemistry at work: Water quality work 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
Project task: Testing household substances for alkalinity
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Chemistry at work: The uses of bases in Nigerian industry
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Project task: Making an indicator from a local plant
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Chemistry at work: PH control in Nigerian food processing
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Explain back: The steps of an acid-base titration
I have just studied the steps of an acid-base titration in my SS1 Chemistry class. Let me
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
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