500 prompts matching "The past questions most worth working through"
Project task: Observing diffusion at home
Act as my SS1 Chemistry tutor. Set me a short practical or research task on observing diff
Spot my mistake: Changing a formula instead of a coefficient when balancing
Act as my SS1 Chemistry tutor. Show me a worked answer on changing a formula instead of a
Chemistry at work: Why chemists use one shared symbolic language
Act as my SS1 Chemistry tutor. Explain which Nigerian jobs and industries depend on why ch
Spot my mistake: Using molar mass where molar volume is required
Act as my SS1 Chemistry tutor. Show me a worked answer on using molar mass where molar vol
Chemistry at work: Why systematic naming matters in trade and medicine
Act as my SS1 Chemistry tutor. Explain which Nigerian jobs and industries depend on why sy
Spot my mistake: Using Celsius in a Charles's law calculation
Act as my SS1 Chemistry tutor. Show me a worked answer on using Celsius in a Charles's law
Spot my mistake: Forgetting to convert pressure units before calculating
Act as my SS1 Chemistry tutor. Show me a worked answer on forgetting to convert pressure u
Spot my mistake: Using an unbalanced equation in a stoichiometry calculation
Act as my SS1 Chemistry tutor. Show me a worked answer on using an unbalanced equation in
Chemistry at work: Empirical and molecular formulae from composition data
Act as my SS1 Chemistry tutor. Explain which Nigerian jobs and industries depend on empiri
Spot my mistake: Confusing a strong acid with a concentrated one
Act as my SS1 Chemistry tutor. Show me a worked answer on confusing a strong acid with a c
Spot my mistake: Reading a group trend as though it were a period trend
Act as my SS1 Chemistry tutor. Show me a worked answer on reading a group trend as though
Chemistry at work: How Mendeleev's table predicted undiscovered elements
Act as my SS1 Chemistry tutor. Explain which Nigerian jobs and industries depend on how Me
Spot my mistake: Choosing distillation where filtration would do
Act as my SS1 Chemistry tutor. Show me a worked answer on choosing distillation where filt
Project task: Separating a mixture at home
Act as my SS1 Chemistry tutor. Set me a short practical or research task on separating a m
Spot my mistake: Confusing temporary hardness with permanent hardness
Act as my SS1 Chemistry tutor. Show me a worked answer on confusing temporary hardness wit
Project task: Testing water hardness in my own area
Act as my SS1 Chemistry tutor. Set me a short practical or research task on testing water
Chemistry at work: Redox reactions in Nigerian industry
Act as my SS1 Chemistry tutor. Explain which Nigerian jobs and industries depend on redox
Spot my mistake: Describing a covalent compound as conducting when molten
Act as my SS1 Chemistry tutor. Show me a worked answer on describing a covalent compound a
Project task: Modelling ionic and covalent structures
Act as my SS1 Chemistry tutor. Set me a short practical or research task on modelling ioni
Spot my mistake: Saying a catalyst is used up during a reaction
Act as my SS1 Chemistry tutor. Show me a worked answer on saying a catalyst is used up dur