250 prompts matching "Hard and soft water, and the causes of hardness"
Calculation practice: Calculating the purity of a sample from titration data
Act as my SS2 Chemistry tutor. Walk me through calculating the purity of a sample from tit
Quiz me: Exothermic and endothermic changes distinguished
Act as my SS2 Chemistry tutor and quiz me on exothermic and endothermic changes distinguis
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
Teach me: The collision theory of reaction rate
You are my personal SS2 Chemistry tutor. Teach me the collision theory of reaction rate, u
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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Exam practice: The tests for water purity
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Quiz me: The major air pollutants and where they come from
Act as my SS2 Chemistry tutor and quiz me on the major air pollutants and where they come
Exam practice: Ozone depletion and its causes
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Spot my mistake: Blaming ozone depletion for the warming that greenhouse gases cause
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Spot my mistake: The errors most often made in second-term SS2 Chemistry
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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
Act as my SS2 Chemistry tutor. Walk me through calculating the yield of an esterification
Quiz me: Addition polymerisation and the products it gives
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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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Calculation practice: Calculating the yield of a named fraction
Act as my SS2 Chemistry tutor. Walk me through calculating the yield of a named fraction a
Calculation practice: Calculating the mass of fertiliser from a mass of ammonia
Act as my SS2 Chemistry tutor. Walk me through calculating the mass of fertiliser from a m