250 prompts matching "Molar mass and how it is obtained"
Exam practice: The reactivity series and how it is established
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Spot my mistake: Balancing a nuclear equation without checking the mass number
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Chemistry at work: Metalloids, and where they sit between the two
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Practice set: The electrolysis of brine and the products it gives
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Quiz me: The standard solution and how one is prepared
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Practice set: The apparatus of volumetric analysis and its correct use
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Real-life Nigeria: Back titration, and when it is used
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Practice set: The solubility curve, and how to read it
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Real-life Nigeria: Fractional crystallisation and the uses made of it
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Real-life Nigeria: Plastic waste and its disposal in Nigerian cities
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Chemistry at work: The benefits and the hazards of nuclear chemistry
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Teach me: The electrolytic cell and the parts it is made of
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Quiz me: Addition polymerisation and the products it gives
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Explain back: Condensation polymerisation and the products it gives
I have just studied condensation polymerisation and the products it gives in my SS2 Chemis
Spot my mistake: Predicting ionic character from electronegativity difference
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Exam practice: The structures of diamond, graphite and silica
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Spot my mistake: Explaining metallic conductivity by the movement of ions
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Spot my mistake: Assigning an oxidation number without checking the overall charge
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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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