500 prompts matching "Assuming every metal is hard and dense"
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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Spot my mistake: Choosing decantation where filtration is needed
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Project task: Separating sand from salt at home
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Chemistry at work: Separation work in Nigerian laboratories
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Practice set: Separating a mixture of two miscible liquids
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Exam practice: The fractional distillation of crude oil
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Spot my mistake: Using simple distillation on liquids with close boiling points
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Chemistry at work: Distillation in the Nigerian refining industry
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Teach me: Chromatography and the principle behind it
You are my personal SS1 Chemistry tutor. Teach me chromatography and the principle behind
Explain back: The Rf value and what it tells you
I have just studied the Rf value and what it tells you in my SS1 Chemistry class. Let me e
Exam practice: Magnetic separation and the use of a separating funnel
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Spot my mistake: Reading a chromatogram without marking the solvent front
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Real-life Nigeria: Chromatography in Nigerian food and drug testing
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Chemistry at work: Analytical chemistry as a career in Nigeria
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Teach me: The subatomic particles and the charge each carries
You are my personal SS1 Chemistry tutor. Teach me the subatomic particles and the charge e
Exam practice: Isotopy, with examples of isotopes
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Spot my mistake: Thinking isotopes of an element react differently
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Chemistry at work: The historical models of the atom compared
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Teach me: Electron shells and the maximum each can hold
You are my personal SS1 Chemistry tutor. Teach me electron shells and the maximum each can