500 prompts matching "Assigning oxidation numbers in compounds and in ions"
Spot my mistake: Using pressure in millimetres of mercury with R in SI units
Act as my SS3 Chemistry tutor. Show me a worked answer on using pressure in millimetres of
Calculation practice: Solving an ideal gas equation problem
Act as my SS3 Chemistry tutor. Walk me through solving an ideal gas equation problem as a
Spot my mistake: Reading a solubility curve without checking the units
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Calculation practice: Calculating the mass crystallising out on cooling
Act as my SS3 Chemistry tutor. Walk me through calculating the mass crystallising out on c
Real-life Nigeria: Fractional crystallisation and purification
Act as my SS3 Chemistry tutor. Show me where fractional crystallisation and purification t
Chemistry at work: Solution chemistry in Nigerian pharmacy
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on soluti
Spot my mistake: Assuming pH 7 is neutral at every temperature
Act as my SS3 Chemistry tutor. Show me a worked answer on assuming pH 7 is neutral at ever
Calculation practice: Calculating the pH of a strong acid or a strong base
Act as my SS3 Chemistry tutor. Walk me through calculating the pH of a strong acid or a st
Spot my mistake: Choosing a titration route for an insoluble salt
Act as my SS3 Chemistry tutor. Show me a worked answer on choosing a titration route for a
Calculation practice: Calculating the mass of salt obtainable
Act as my SS3 Chemistry tutor. Walk me through calculating the mass of salt obtainable as
Chemistry at work: Salt manufacture as an industry
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on salt m
Spot my mistake: Assuming every salt solution is neutral
Act as my SS3 Chemistry tutor. Show me a worked answer on assuming every salt solution is
Calculation practice: Estimating the pH of a hydrolysing salt solution
Act as my SS3 Chemistry tutor. Walk me through estimating the pH of a hydrolysing salt sol
Chemistry at work: Hydrolysis and the choice of fertiliser
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on hydrol
Teach me: The alkanes and their general formula
You are my personal SS3 Chemistry tutor. Teach me the alkanes and their general formula, u
Spot my mistake: Writing an isomer that is really the same molecule
Act as my SS3 Chemistry tutor. Show me a worked answer on writing an isomer that is really
Chemistry at work: Alkanes as feedstock for the petrochemical industry
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on alkane
Teach me: The alkenes and alkynes and their general formulae
You are my personal SS3 Chemistry tutor. Teach me the alkenes and alkynes and their genera
Spot my mistake: Predicting a substitution reaction for an alkene
Act as my SS3 Chemistry tutor. Show me a worked answer on predicting a substitution reacti
Calculation practice: Calculating the mass of product in an addition reaction
Act as my SS3 Chemistry tutor. Walk me through calculating the mass of product in an addit