425 prompts matching "Exam practice: Recording and averaging concordant titres"
Explain back: Standard temperature and pressure
I have just studied standard temperature and pressure in my SS1 Chemistry class. Let me ex
Calculation practice: Calculating the volume of a gas at s.t.p.
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Explain back: The limiting reagent, and how to identify it
I have just studied the limiting reagent, and how to identify it in my SS1 Chemistry class
Calculation practice: Calculating the volume of gas produced in a reaction
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Chemistry at work: Empirical and molecular formulae from composition data
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Quiz me: Strong acids and weak acids
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Explain back: What a base is, and what an alkali is
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Calculation practice: Calculating the concentration of an acid solution
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Real-life Nigeria: Acids and bases in Nigerian food and cleaning
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Quiz me: Normal salts, acid salts and basic salts
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Real-life Nigeria: Salts in Nigerian agriculture and food
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Quiz me: Groups and periods, and what each tells you
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Calculation practice: Predicting a property from an element's position
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Real-life Nigeria: The alkali metals and the halogens as families
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Quiz me: Filtration, and when it is the right method
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Explain back: Evaporation, crystallisation and distillation
I have just studied evaporation, crystallisation and distillation in my SS1 Chemistry clas
Real-life Nigeria: Separation methods in Nigerian salt and oil production
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Explain back: Water as a solvent, and the solutions it forms
I have just studied water as a solvent, and the solutions it forms in my SS1 Chemistry cla
Calculation practice: Calculating the volume of oxygen used in a reaction
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Quiz me: Symbols, formulae and equations reviewed
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