500 prompts matching "Exam practice: The NPK rating and how to read it"
Chemistry at work: Distillation in the Nigerian refining industry
Act as my SS1 Chemistry tutor. Explain which Nigerian jobs and industries depend on distil
Spot my mistake: Thinking isotopes of an element react differently
Act as my SS1 Chemistry tutor. Show me a worked answer on thinking isotopes of an element
Teach me: Why chemists use symbols rather than words
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Spot my mistake: Writing a formula without balancing the charges
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Chemistry at work: The international agreement behind chemical symbols
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Spot my mistake: Altering subscripts in order to balance an equation
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Spot my mistake: Leaving spectator ions in an ionic equation
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Teach me: The arrangement of the modern periodic table
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Spot my mistake: Placing hydrogen wrongly in the periodic table
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Teach me: Why atoms form chemical bonds
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Spot my mistake: Showing electron transfer in a covalent compound
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Teach me: The forces that act between molecules
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Teach me: The variables that describe a gas
You are my personal SS1 Chemistry tutor. Teach me the variables that describe a gas, using
Spot my mistake: Leaving the temperature in Celsius in a gas calculation
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Spot my mistake: Using the wrong value of R for the units given
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Teach me: The structure of the water molecule
You are my personal SS1 Chemistry tutor. Teach me the structure of the water molecule, usi
Spot my mistake: Treating every kind of hardness with the same method
Act as my SS1 Chemistry tutor. Show me a worked answer on treating every kind of hardness
Real-life Nigeria: Water pollution and its sources in Nigeria
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Chemistry at work: The uses of bases in Nigerian industry
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Real-life Nigeria: PH in Nigerian soil testing and farming
Act as my SS1 Chemistry tutor. Show me where pH in Nigerian soil testing and farming turns