250 prompts matching "Modelling the states of matter with simple materials"
Exam practice: The effect of temperature on the position of equilibrium
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Real-life Nigeria: Fractional crystallisation and the uses made of it
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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
Practice set: The stages of municipal water treatment
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Calculation practice: Calculating the mass of washing soda needed to soften water
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Explain back: The formation and the effects of acid rain
I have just studied the formation and the effects of acid rain in my SS2 Chemistry class.
Spot my mistake: Naming a compound without first finding the longest chain
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Explain back: The substitution reactions of the alkanes
I have just studied the substitution reactions of the alkanes in my SS2 Chemistry class. L
Calculation practice: Calculating the products of complete combustion
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Explain back: The reactions of the alkanols
I have just studied the reactions of the alkanols in my SS2 Chemistry class. Let me explai
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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Calculation practice: Calculating the yield of a named fraction
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Calculation practice: Calculating the mass of fertiliser from a mass of ammonia
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Explain back: The role of limestone and the removal of slag
I have just studied the role of limestone and the removal of slag in my SS2 Chemistry clas
Exam practice: Mild, medium and high carbon steel, and the use of each
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Calculation practice: Calculating the mass of iron from a mass of ore
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Spot my mistake: Balancing a nuclear equation without checking the mass number
Act as my SS2 Chemistry tutor. Show me a worked answer on balancing a nuclear equation wit