250 prompts matching "Exam practice: Where hard water helps, and where it hinders"
Calculation practice: Calculating the volume of a gas from a given mass
Act as my SS2 Chemistry tutor. Walk me through calculating the volume of a gas from a give
Spot my mistake: Predicting products without considering concentration
Act as my SS2 Chemistry tutor. Show me a worked answer on predicting products without cons
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
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
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
Real-life Nigeria: Volumetric analysis in Nigerian quality control
Act as my SS2 Chemistry tutor. Show me where volumetric analysis in Nigerian quality contr
Practice set: Finding the concentration of an unknown acid
Act as my SS2 Chemistry tutor. Give me five practice questions on finding the concentratio
Spot my mistake: Averaging titres that are not concordant
Act as my SS2 Chemistry tutor. Show me a worked answer on averaging titres that are not co
Chemistry at work: The accuracy demanded of an analytical chemist
Act as my SS2 Chemistry tutor. Explain which Nigerian jobs and industries depend on the ac
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
Spot my mistake: Saying a catalyst changes the position of equilibrium
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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
Spot my mistake: Claiming a catalyst shifts the position of equilibrium
Act as my SS2 Chemistry tutor. Show me a worked answer on claiming a catalyst shifts the p
Explain back: Saturated and supersaturated solutions
I have just studied saturated and supersaturated solutions in my SS2 Chemistry class. Let