500 prompts matching "Exam practice: Combustion and the conditions it requires"
Explain back: The preparation and properties of carbon dioxide
I have just studied the preparation and properties of carbon dioxide in my SS3 Chemistry c
Calculation practice: Calculating the carbon dioxide released by a mass of limestone
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Real-life Nigeria: Carbonates, hydrogencarbonates and their reactions
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Chemistry at work: Carbon dioxide in the Nigerian bottling and fire-safety trades
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on carbon
Quiz me: Temporary hardness and the compounds responsible
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Explain back: Permanent hardness and the compounds responsible
I have just studied permanent hardness and the compounds responsible in my SS3 Chemistry c
Real-life Nigeria: The advantages and disadvantages of hard water
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Chemistry at work: Hardness and the Nigerian water supply industry
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Practice set: Phosphate and potash fertilisers
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Real-life Nigeria: The effect of fertiliser overuse on soil and water
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Project task: Comparing the fertiliser brands on sale locally
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Quiz me: The characteristic properties of the transition metals
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Explain back: Variable oxidation state, and why it arises
I have just studied variable oxidation state, and why it arises in my SS3 Chemistry class.
Calculation practice: Working out the oxidation state in a complex ion
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Real-life Nigeria: Complex ion formation and the ligands involved
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Explain back: Amino acids and the peptide link
I have just studied amino acids and the peptide link in my SS3 Chemistry class. Let me exp
Spot my mistake: Describing starch and cellulose as the same polymer
Act as my SS3 Chemistry tutor. Show me a worked answer on describing starch and cellulose
Calculation practice: Calculating the molar mass of a simple peptide
Act as my SS3 Chemistry tutor. Walk me through calculating the molar mass of a simple pept
Real-life Nigeria: The tests for protein, starch and reducing sugar
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Explain back: Choosing the indicator for a strong-weak titration
I have just studied choosing the indicator for a strong-weak titration in my SS3 Chemistry