250 prompts matching "Exam practice: Expressing concentration in moles per cubic decimetre"
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
Chemistry at work: Preparing a revision plan for the SS2 first term
Act as my SS2 Chemistry tutor. Explain which Nigerian jobs and industries depend on prepar
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
Explain back: Primary standards, and what makes a substance suitable
I have just studied primary standards, and what makes a substance suitable in my SS2 Chemi
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
Real-life Nigeria: Volumetric analysis in Nigerian quality control
Act as my SS2 Chemistry tutor. Show me where volumetric analysis in Nigerian quality contr
Quiz me: Reading a titration results table
Act as my SS2 Chemistry tutor and quiz me on reading a titration results table. Ask five q
Explain back: Calculating the average titre correctly
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Spot my mistake: Averaging titres that are not concordant
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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
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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
Real-life Nigeria: Fuels and their heating values in Nigeria
Act as my SS2 Chemistry tutor. Show me where fuels and their heating values in Nigeria tur
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
Real-life Nigeria: The catalysts used in Nigerian industry
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Explain back: Le Chatelier's principle stated
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Spot my mistake: Claiming a catalyst shifts the position of equilibrium
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