500 prompts matching "Calculating the mass of metal obtainable from an ore"
Spot my mistake: Treating dilute and concentrated nitric acid alike
Act as my SS3 Chemistry tutor. Show me a worked answer on treating dilute and concentrated
Project task: Examining the nitrogen content stated on a fertiliser bag
Act as my SS3 Chemistry tutor. Set me a short practical or research task on examining the
Chemistry at work: Nitrogenous fertilisers in Nigerian farming
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on nitrog
Spot my mistake: Describing carbon monoxide as an acidic oxide
Act as my SS3 Chemistry tutor. Show me a worked answer on describing carbon monoxide as an
Project task: Demonstrating the carbon dioxide test with limewater
Act as my SS3 Chemistry tutor. Set me a short practical or research task on demonstrating
Teach me: What hardness is, and what causes it
You are my personal SS3 Chemistry tutor. Teach me what hardness is, and what causes it, us
Exam practice: Removing permanent hardness by chemical and ion-exchange methods
Act as my SS3 Chemistry teacher setting exam questions. Give me five exam-style questions
Spot my mistake: Expecting boiling to remove permanent hardness
Act as my SS3 Chemistry tutor. Show me a worked answer on expecting boiling to remove perm
Spot my mistake: Assuming more fertiliser always means a better yield
Act as my SS3 Chemistry tutor. Show me a worked answer on assuming more fertiliser always
Chemistry at work: Fertiliser production and distribution in Nigeria
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on fertil
Explain back: Variable oxidation state, and why it arises
I have just studied variable oxidation state, and why it arises in my SS3 Chemistry class.
Calculation practice: Working out the oxidation state in a complex ion
Act as my SS3 Chemistry tutor. Walk me through working out the oxidation state in a comple
Project task: Testing Nigerian foods for starch and for protein
Act as my SS3 Chemistry tutor. Set me a short practical or research task on testing Nigeri
Chemistry at work: Biochemistry and food science as careers
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on bioche
Explain back: Choosing the indicator for a strong-weak titration
I have just studied choosing the indicator for a strong-weak titration in my SS3 Chemistry
Explain back: The factors that speed up rusting
I have just studied the factors that speed up rusting in my SS3 Chemistry class. Let me ex
Explain back: The trends down a group
I have just studied the trends down a group in my SS3 Chemistry class. Let me explain it b
Explain back: The topics that carry the most marks
I have just studied the topics that carry the most marks in my SS3 Chemistry class. Let me
Explain back: The trend in ionisation energy
I have just studied the trend in ionisation energy in my SS3 Chemistry class. Let me expla
Practice set: Identifying cations with sodium hydroxide solution
Act as my SS3 Chemistry tutor. Give me five practice questions on identifying cations with