500 prompts matching "Calculating the amount remaining after several half-lives"
Spot my mistake: The presentation errors that lose practical marks
Act as my SS3 Chemistry tutor. Show me a worked answer on the presentation errors that los
Calculation practice: The calculation steps the examiner expects to see
Act as my SS3 Chemistry tutor. Walk me through the calculation steps the examiner expects
Real-life Nigeria: Reporting an answer to the right number of figures
Act as my SS3 Chemistry tutor. Show me where reporting an answer to the right number of fi
Chemistry at work: Sources of error, and how candidates should discuss them
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on source
Explain back: Setting out a calculation so the examiner can follow it
I have just studied setting out a calculation so the examiner can follow it in my SS3 Chem
Teach me: The mole as the bridge between mass and particles
You are my personal SS3 Chemistry tutor. Teach me the mole as the bridge between mass and
Explain back: Limiting reagent problems, and how to spot the limit
I have just studied limiting reagent problems, and how to spot the limit in my SS3 Chemist
Spot my mistake: Forgetting to balance the equation before using mole ratios
Act as my SS3 Chemistry tutor. Show me a worked answer on forgetting to balance the equati
Teach me: The structure of the periodic table and its blocks
You are my personal SS3 Chemistry tutor. Teach me the structure of the periodic table and
Quiz me: The trends across a period
Act as my SS3 Chemistry tutor and quiz me on the trends across a period. Ask five question
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
Practice set: The characteristic chemistry of Groups 1, 2, 7 and 0
Act as my SS3 Chemistry tutor. Give me five practice questions on the characteristic chemi
Exam practice: The transition elements and their distinguishing features
Act as my SS3 Chemistry teacher setting exam questions. Give me five exam-style questions
Spot my mistake: Predicting a trend in the wrong direction
Act as my SS3 Chemistry tutor. Show me a worked answer on predicting a trend in the wrong
Calculation practice: Predicting formulae and properties from position in the table
Act as my SS3 Chemistry tutor. Walk me through predicting formulae and properties from pos
Real-life Nigeria: Using the table to answer an unseen question
Act as my SS3 Chemistry tutor. Show me where using the table to answer an unseen question
Teach me: How the WAEC Chemistry papers are structured and marked
You are my personal SS3 Chemistry tutor. Teach me how the WAEC Chemistry papers are struct
Quiz me: A timed objective paper across the whole syllabus
Act as my SS3 Chemistry tutor and quiz me on a timed objective paper across the whole syll
Explain back: Planning a theory answer before writing it
I have just studied planning a theory answer before writing it in my SS3 Chemistry class.
Practice set: A full theory paper under examination conditions
Act as my SS3 Chemistry tutor. Give me five practice questions on a full theory paper unde