237 prompts matching "Soaps and detergents, and how they clean"
Practice set: Amphoteric substances and how they behave
Act as my SS2 Chemistry tutor. Give me five practice questions on amphoteric substances an
Explain back: The soap and detergent industry in Nigeria
I have just studied the soap and detergent industry in Nigeria in my SS2 Chemistry class.
Real-life Nigeria: Alloys, and the reasons they are made
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Chemistry at work: Metalloids, and where they sit between the two
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Real-life Nigeria: Buffer solutions and where they matter
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Real-life Nigeria: Nigeria's refineries and the problems they face
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Exam practice: The reactivity series and how it is established
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Quiz me: The standard solution and how one is prepared
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Practice set: The solubility curve, and how to read it
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Quiz me: The major air pollutants and where they come from
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Exam practice: Single, double and triple covalent bonds
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Real-life Nigeria: The properties of ionic and covalent compounds compared
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Practice set: Giant structures and simple molecular structures compared
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Exam practice: The structures of diamond, graphite and silica
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Practice set: Assigning oxidation numbers in compounds and in ions
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Exam practice: The common oxidising and reducing agents and their tests
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Real-life Nigeria: Redox in Nigerian bleaching and water treatment
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Chemistry at work: Redox reactions in batteries and cells
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Practice set: Density, melting point and hardness across the metals
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Spot my mistake: Assuming every metal is hard and dense
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