500 prompts matching "Separating mixtures in a Nigerian kitchen"
Exam practice: The products of complete and of incomplete combustion
Act as my SS3 Chemistry teacher setting exam questions. Give me five exam-style questions
Spot my mistake: Assuming every fuel burns to carbon dioxide and water alone
Act as my SS3 Chemistry tutor. Show me a worked answer on assuming every fuel burns to car
Calculation practice: Calculating the heat of combustion of a fuel
Act as my SS3 Chemistry tutor. Walk me through calculating the heat of combustion of a fue
Quiz me: The raw materials used in soap making
Act as my SS3 Chemistry tutor and quiz me on the raw materials used in soap making. Ask fi
Explain back: How a soap molecule lifts away dirt
I have just studied how a soap molecule lifts away dirt in my SS3 Chemistry class. Let me
Exam practice: The action of soap in hard water
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Spot my mistake: Expecting a detergent to fail in hard water as soap does
Act as my SS3 Chemistry tutor. Show me a worked answer on expecting a detergent to fail in
Calculation practice: Calculating the yield of soap from a given mass of oil
Act as my SS3 Chemistry tutor. Walk me through calculating the yield of soap from a given
Explain back: The chromophore, and why a dye is coloured
I have just studied the chromophore, and why a dye is coloured in my SS3 Chemistry class.
Exam practice: Mordants and the fixing of a dye
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Spot my mistake: Assuming every coloured substance is a dye
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Calculation practice: Calculating the quantity of dye needed for a given fabric
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Quiz me: The electrochemical explanation of rusting
Act as my SS3 Chemistry tutor and quiz me on the electrochemical explanation of rusting. A
Explain back: The factors that speed up rusting
I have just studied the factors that speed up rusting in my SS3 Chemistry class. Let me ex
Practice set: The methods of preventing rust
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Exam practice: Galvanising, sacrificial protection and cathodic protection
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Spot my mistake: Describing painting as a chemical method of rust prevention
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Calculation practice: Calculating the mass of iron lost to corrosion
Act as my SS3 Chemistry tutor. Walk me through calculating the mass of iron lost to corros
Quiz me: The sources of each major pollutant in Nigeria
Act as my SS3 Chemistry tutor and quiz me on the sources of each major pollutant in Nigeri
Explain back: Acid rain, its chemistry and its effects
I have just studied acid rain, its chemistry and its effects in my SS3 Chemistry class. Le