250 prompts matching "Exam practice: The raw materials each Nigerian chemical industry draws on"
Explain back: The preferential discharge of ions
I have just studied the preferential discharge of ions in my SS2 Chemistry class. Let me e
Calculation practice: Applying Faraday's first law to a calculation
Act as my SS2 Chemistry tutor. Walk me through applying Faraday's first law to a calculati
Explain back: Metals and their extraction reviewed
I have just studied metals and their extraction reviewed in my SS2 Chemistry class. Let me
Spot my mistake: The errors most often made in first-term SS2 Chemistry
Act as my SS2 Chemistry tutor. Show me a worked answer on the errors most often made in fi
Calculation practice: A mixed set of first-term SS2 chemistry calculations
Act as my SS2 Chemistry tutor. Walk me through a mixed set of first-term SS2 chemistry cal
Explain back: The strength of an acid and the degree of ionisation
I have just studied the strength of an acid and the degree of ionisation in my SS2 Chemist
Spot my mistake: Treating concentration and strength as the same thing
Act as my SS2 Chemistry tutor. Show me a worked answer on treating concentration and stren
Calculation practice: Calculating pH from hydrogen ion concentration
Act as my SS2 Chemistry tutor. Walk me through calculating pH from hydrogen ion concentrat
Quiz me: The standard solution and how one is prepared
Act as my SS2 Chemistry tutor and quiz me on the standard solution and how one is prepared
Spot my mistake: Rinsing the burette with water before filling it
Act as my SS2 Chemistry tutor. Show me a worked answer on rinsing the burette with water b
Calculation practice: Preparing a solution of a stated concentration
Act as my SS2 Chemistry tutor. Walk me through preparing a solution of a stated concentrat
Explain back: Calculating the average titre correctly
I have just studied calculating the average titre correctly in my SS2 Chemistry class. Let
Quiz me: Exothermic and endothermic changes distinguished
Act as my SS2 Chemistry tutor and quiz me on exothermic and endothermic changes distinguis
Explain back: The standard enthalpy of formation
I have just studied the standard enthalpy of formation in my SS2 Chemistry class. Let me e
Spot my mistake: Omitting the sign of an enthalpy change
Act as my SS2 Chemistry tutor. Show me a worked answer on omitting the sign of an enthalpy
Calculation practice: Using Hess's law to find an unknown enthalpy change
Act as my SS2 Chemistry tutor. Walk me through using Hess's law to find an unknown enthalp
Quiz me: The factors that change the rate of a reaction
Act as my SS2 Chemistry tutor and quiz me on the factors that change the rate of a reactio
Explain back: How a catalyst lowers the activation energy
I have just studied how a catalyst lowers the activation energy in my SS2 Chemistry class.
Spot my mistake: Saying a catalyst changes the position of equilibrium
Act as my SS2 Chemistry tutor. Show me a worked answer on saying a catalyst changes the po
Calculation practice: Calculating rate from a graph of concentration against time
Act as my SS2 Chemistry tutor. Walk me through calculating rate from a graph of concentrat