250 prompts matching "A practical planning task across the first term's work"
Exam practice: Finding the concentration of an unknown alkali
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Calculation practice: Calculating the purity of a sample from titration data
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Exam practice: The energy profile diagram and activation energy
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Spot my mistake: Omitting the sign of an enthalpy change
Act as my SS2 Chemistry tutor. Show me a worked answer on omitting the sign of an enthalpy
Spot my mistake: Saying a catalyst changes the position of equilibrium
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Exam practice: The effect of temperature on the position of equilibrium
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Spot my mistake: Claiming a catalyst shifts the position of equilibrium
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Calculation practice: Writing and using the equilibrium constant expression
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Spot my mistake: Reading a solubility curve at the wrong temperature
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Exam practice: The tests for water purity
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Calculation practice: Calculating the mass of washing soda needed to soften water
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Spot my mistake: Blaming ozone depletion for the warming that greenhouse gases cause
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Chemistry at work: Air pollution control and regulation in Nigeria
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Exam practice: Solutions, water and the atmosphere reviewed
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Exam practice: The IUPAC rules for naming straight-chain hydrocarbons
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Calculation practice: Calculating the products of complete combustion
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Exam practice: The reactions of the alkanoic acids
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Calculation practice: Calculating the yield of an esterification
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Exam practice: The uses of the common plastics
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Exam practice: The uses of each petroleum fraction
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