500 prompts matching "Omitting the sign of an enthalpy change"
Calculation practice: Calculating enthalpy change from enthalpies of formation
Act as my SS3 Chemistry tutor. Walk me through calculating enthalpy change from enthalpies
Practice set: Ion exchange and the softening of water
Act as my SS3 Chemistry tutor. Give me five practice questions on ion exchange and the sof
Spot my mistake: Reversing the sign of a half-cell potential wrongly
Act as my SS3 Chemistry tutor. Show me a worked answer on reversing the sign of a half-cel
Teach me: Standard conditions and standard enthalpy changes
You are my personal SS3 Chemistry tutor. Teach me standard conditions and standard enthalp
Explain back: Bond enthalpy and its use in estimating heat of reaction
I have just studied bond enthalpy and its use in estimating heat of reaction in my SS3 Che
Chemistry at work: Periodicity in the design of new materials
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on period
Quiz me: The correct use of the pipette and the burette
Act as my SS3 Chemistry tutor and quiz me on the correct use of the pipette and the burett
Real-life Nigeria: The sources of error in an acid-base titration
Act as my SS3 Chemistry tutor. Show me where the sources of error in an acid-base titratio
Explain back: The electrochemical series and the uses made of it
I have just studied the electrochemical series and the uses made of it in my SS3 Chemistry
Quiz me: The rate equation and the order of a reaction
Act as my SS3 Chemistry tutor and quiz me on the rate equation and the order of a reaction
Exam practice: The effect of temperature and the Arrhenius relationship
Act as my SS3 Chemistry teacher setting exam questions. Give me five exam-style questions
Real-life Nigeria: Equilibrium in the manufacture of ammonia and sulphuric acid
Act as my SS3 Chemistry tutor. Show me where equilibrium in the manufacture of ammonia and
Real-life Nigeria: Entropy and the feasibility of a reaction
Act as my SS3 Chemistry tutor. Show me where entropy and the feasibility of a reaction tur
Teach me: The composition of crude oil and of natural gas
You are my personal SS3 Chemistry tutor. Teach me the composition of crude oil and of natu
Exam practice: The products of complete and of incomplete combustion
Act as my SS3 Chemistry teacher setting exam questions. Give me five exam-style questions
Practice set: The classes of dye and how each is applied
Act as my SS3 Chemistry tutor. Give me five practice questions on the classes of dye and h
Exam practice: Mordants and the fixing of a dye
Act as my SS3 Chemistry teacher setting exam questions. Give me five exam-style questions
Calculation practice: Calculating the quantity of dye needed for a given fabric
Act as my SS3 Chemistry tutor. Walk me through calculating the quantity of dye needed for
Quiz me: The electrochemical explanation of rusting
Act as my SS3 Chemistry tutor and quiz me on the electrochemical explanation of rusting. A
Quiz me: The sources of each major pollutant in Nigeria
Act as my SS3 Chemistry tutor and quiz me on the sources of each major pollutant in Nigeri