222 prompts matching "Enthalpy change and its sign convention"
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
Teach me: Enthalpy and the enthalpy change of a reaction
You are my personal SS2 Chemistry tutor. Teach me enthalpy and the enthalpy change of a re
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
Practice set: Assigning oxidation numbers in compounds and in ions
Act as my SS2 Chemistry tutor. Give me five practice questions on assigning oxidation numb
Real-life Nigeria: Nigeria's metal deposits and their exploitation
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Practice set: The apparatus of volumetric analysis and its correct use
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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
I have just studied the standard enthalpy of formation in my SS2 Chemistry class. Let me e
Exam practice: Ozone depletion and its causes
Act as my SS2 Chemistry teacher setting exam questions. Give me five exam-style questions
Practice set: The homologous series and its general features
Act as my SS2 Chemistry tutor. Give me five practice questions on the homologous series an
Real-life Nigeria: Plastic waste and its disposal in Nigerian cities
Act as my SS2 Chemistry tutor. Show me where plastic waste and its disposal in Nigerian ci
Chemistry at work: The benefits and the hazards of nuclear chemistry
Act as my SS2 Chemistry tutor. Explain which Nigerian jobs and industries depend on the be
Calculation practice: Working out the formula of an ionic compound from its charges
Act as my SS2 Chemistry tutor. Walk me through working out the formula of an ionic compoun
Calculation practice: Predicting a substance's structure from its properties
Act as my SS2 Chemistry tutor. Walk me through predicting a substance's structure from its
Spot my mistake: Assigning an oxidation number without checking the overall charge
Act as my SS2 Chemistry tutor. Show me a worked answer on assigning an oxidation number wi
Calculation practice: Working out the change in oxidation number
Act as my SS2 Chemistry tutor. Walk me through working out the change in oxidation number
Calculation practice: Predicting a non-metal's valency from its group
Act as my SS2 Chemistry tutor. Walk me through predicting a non-metal's valency from its g
Quiz me: The factors that change the rate of a reaction
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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
Quiz me: The raw materials Nigeria supplies to its own industries
Act as my SS2 Chemistry tutor and quiz me on the raw materials Nigeria supplies to its own