250 prompts matching "Exam practice: The pH scale and what it measures"
Practice set: Extraction by electrolysis
Act as my SS2 Chemistry tutor. Give me five practice questions on extraction by electrolys
Explain back: The allotropes shown by some non-metals
I have just studied the allotropes shown by some non-metals in my SS2 Chemistry class. Let
Quiz me: The hydrides of the non-metals
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Quiz me: Strong electrolytes and weak electrolytes compared
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Explain back: The preferential discharge of ions
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Spot my mistake: Predicting products without considering concentration
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Calculation practice: Applying Faraday's first law to a calculation
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Real-life Nigeria: Electroplating and metal purification in Nigeria
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Spot my mistake: The errors most often made in first-term SS2 Chemistry
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Calculation practice: A mixed set of first-term SS2 chemistry calculations
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Calculation practice: Preparing a solution of a stated concentration
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Quiz me: Reading a titration results table
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Spot my mistake: Averaging titres that are not concordant
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Calculation practice: Using Hess's law to find an unknown enthalpy change
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Quiz me: The factors that change the rate of a reaction
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Explain back: How a catalyst lowers the activation energy
I have just studied how a catalyst lowers the activation energy in my SS2 Chemistry class.
Quiz me: The characteristics of a system at equilibrium
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Explain back: The methods of softening hard water
I have just studied the methods of softening hard water in my SS2 Chemistry class. Let me
Spot my mistake: Blaming ozone depletion for the warming that greenhouse gases cause
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Practice set: Chemical equilibrium reviewed
Act as my SS2 Chemistry tutor. Give me five practice questions on chemical equilibrium rev