488 prompts matching "Giving an exothermic change a positive enthalpy"
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
Chemistry at work: Gas law calculations in Nigerian industry
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on gas la
Teach me: Solutions, suspensions and colloids distinguished
You are my personal SS3 Chemistry tutor. Teach me solutions, suspensions and colloids dist
Explain back: The solubility curve and what it shows
I have just studied the solubility curve and what it shows in my SS3 Chemistry class. Let
Practice set: Reading values and crystallisation from a curve
Act as my SS3 Chemistry tutor. Give me five practice questions on reading values and cryst
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
Teach me: The Arrhenius and the Bronsted-Lowry definitions
You are my personal SS3 Chemistry tutor. Teach me the Arrhenius and the Bronsted-Lowry def
Quiz me: Strong and weak acids and bases
Act as my SS3 Chemistry tutor and quiz me on strong and weak acids and bases. Ask five que
Explain back: The ionic product of water and the pH scale
I have just studied the ionic product of water and the pH scale in my SS3 Chemistry class.
Practice set: Indicators and their working ranges
Act as my SS3 Chemistry tutor. Give me five practice questions on indicators and their wor
Project task: Measuring the pH of household substances
Act as my SS3 Chemistry tutor. Set me a short practical or research task on measuring the
Chemistry at work: PH control in Nigerian food and water industries
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on pH con
Teach me: What a salt is, and the classes salts fall into
You are my personal SS3 Chemistry tutor. Teach me what a salt is, and the classes salts fa
Explain back: Preparing a soluble salt from an acid and a metal
I have just studied preparing a soluble salt from an acid and a metal in my SS3 Chemistry
Exam practice: Preparing an insoluble salt by precipitation
Act as my SS3 Chemistry teacher setting exam questions. Give me five exam-style questions
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
Real-life Nigeria: The salts used in Nigerian agriculture and food
Act as my SS3 Chemistry tutor. Show me where the salts used in Nigerian agriculture and fo
Project task: Preparing and crystallising a named salt
Act as my SS3 Chemistry tutor. Set me a short practical or research task on preparing and
Chemistry at work: Salt manufacture as an industry
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on salt m