500 prompts matching "Examining the nitrogen content stated on a fertiliser bag"
Calculation practice: Balancing a redox equation by oxidation number
Act as my SS1 Chemistry tutor. Walk me through balancing a redox equation by oxidation num
Chemistry at work: Redox reactions in Nigerian industry
Act as my SS1 Chemistry tutor. Explain which Nigerian jobs and industries depend on redox
Teach me: Why atoms bond at all
You are my personal SS1 Chemistry tutor. Teach me why atoms bond at all, using a real Nige
Quiz me: Ionic bonding and how it forms
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Spot my mistake: Describing a covalent compound as conducting when molten
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Project task: Modelling ionic and covalent structures
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Quiz me: The energy profile diagram and how to read it
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Explain back: Activation energy and what it represents
I have just studied activation energy and what it represents in my SS1 Chemistry class. Le
Practice set: Enthalpy change and its sign convention
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Exam practice: Heat of reaction, of neutralisation and of combustion
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Spot my mistake: Giving an exothermic change a positive enthalpy
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Exam practice: Catalysts and how they work
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Spot my mistake: Saying a catalyst is used up during a reaction
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Calculation practice: Calculating an average rate from experimental data
Act as my SS1 Chemistry tutor. Walk me through calculating an average rate from experiment
Real-life Nigeria: Controlling reaction rates in Nigerian food preservation
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Quiz me: Diamond and graphite compared
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Explain back: The structure that gives each allotrope its properties
I have just studied the structure that gives each allotrope its properties in my SS1 Chemi
Spot my mistake: Assuming diamond and graphite are different elements
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Quiz me: How carbon dioxide is made, and what it does
Act as my SS1 Chemistry tutor and quiz me on how carbon dioxide is made, and what it does.
Explain back: Carbon monoxide, and why it is dangerous
I have just studied carbon monoxide, and why it is dangerous in my SS1 Chemistry class. Le