500 prompts matching "Chemistry at work: Redox reactions in batteries and cells"
Calculation practice: Calculating enthalpy change from enthalpies of formation
Act as my SS3 Chemistry tutor. Walk me through calculating enthalpy change from enthalpies
Real-life Nigeria: Entropy and the feasibility of a reaction
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Practice set: The alkanoic acids and the alkanoates
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Exam practice: The amines, and why they behave as weak bases
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Calculation practice: Deducing a structure from percentage composition
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Practice set: Kinetics and equilibrium reviewed
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Spot my mistake: The errors most often made in first-term SS3 Chemistry
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Calculation practice: A mixed set of first-term SS3 chemistry calculations
Act as my SS3 Chemistry tutor. Walk me through a mixed set of first-term SS3 chemistry cal
Exam practice: The products of complete and of incomplete combustion
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Calculation practice: Calculating the heat of combustion of a fuel
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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
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Calculation practice: Calculating the yield of soap from a given mass of oil
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Exam practice: Mordants and the fixing of a dye
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Calculation practice: Calculating the quantity of dye needed for a given fabric
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Calculation practice: Calculating the mass of iron lost to corrosion
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Practice set: The greenhouse gases and the warming they cause
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Spot my mistake: Treating carbon dioxide as a toxic pollutant
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Calculation practice: Interpreting pollutant concentration data
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Spot my mistake: Assuming boiling removes every impurity from water
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