134 prompts matching "How a soap molecule lifts away dirt"
Practice set: The alkanoic acids, their general formula and their naming
Act as my SS2 Chemistry tutor. Give me five practice questions on the alkanoic acids, thei
Exam practice: The reactions of the alkanoic acids
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Spot my mistake: Confusing an alkanol with an alkanoic acid in a test
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Real-life Nigeria: Fermentation and local alcohol production in Nigeria
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Practice set: Natural polymers and synthetic polymers compared
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Exam practice: The uses of the common plastics
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Spot my mistake: Describing every plastic as a condensation polymer
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Real-life Nigeria: Plastic waste and its disposal in Nigerian cities
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Practice set: Cracking and reforming, and what each achieves
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Exam practice: The uses of each petroleum fraction
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Spot my mistake: Confusing cracking with fractional distillation
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Real-life Nigeria: Nigeria's refineries and the problems they face
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Chemistry at work: The petrochemicals made from oil and gas
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Practice set: The properties and the test for ammonia
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Exam practice: Converting ammonia into nitrogenous fertiliser
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Spot my mistake: Proposing a higher temperature to raise the ammonia yield
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Real-life Nigeria: Fertiliser production and use in Nigeria
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Practice set: Turning pig iron into steel in the converter
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Exam practice: Mild, medium and high carbon steel, and the use of each
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Spot my mistake: Describing limestone as the reducing agent
Act as my SS2 Chemistry tutor. Show me a worked answer on describing limestone as the redu