250 prompts matching "Calculating the heat evolved in a reaction"
Calculation practice: Preparing a solution of a stated concentration
Act as my SS2 Chemistry tutor. Walk me through preparing a solution of a stated concentrat
Real-life Nigeria: Volumetric analysis in Nigerian quality control
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Quiz me: Reading a titration results table
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Spot my mistake: Averaging titres that are not concordant
Act as my SS2 Chemistry tutor. Show me a worked answer on averaging titres that are not co
Chemistry at work: The accuracy demanded of an analytical chemist
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Practice set: The standard enthalpies of combustion and of neutralisation
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Exam practice: The energy profile diagram and activation energy
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Calculation practice: Using Hess's law to find an unknown enthalpy change
Act as my SS2 Chemistry tutor. Walk me through using Hess's law to find an unknown enthalp
Exam practice: Measuring rate by volume of gas or by loss of mass
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Quiz me: The characteristics of a system at equilibrium
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Explain back: Le Chatelier's principle stated
I have just studied Le Chatelier's principle stated in my SS2 Chemistry class. Let me expl
Practice set: The effect of concentration and of pressure on equilibrium
Act as my SS2 Chemistry tutor. Give me five practice questions on the effect of concentrat
Exam practice: The effect of temperature on the position of equilibrium
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Quiz me: The factors that affect solubility
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Explain back: Saturated and supersaturated solutions
I have just studied saturated and supersaturated solutions in my SS2 Chemistry class. Let
Practice set: The solubility curve, and how to read it
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Exam practice: Solubility product and sparingly soluble salts
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Real-life Nigeria: Fractional crystallisation and the uses made of it
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Teach me: The sources and impurities of natural water
You are my personal SS2 Chemistry tutor. Teach me the sources and impurities of natural wa
Practice set: The stages of municipal water treatment
Act as my SS2 Chemistry tutor. Give me five practice questions on the stages of municipal