500 prompts matching "Omitting the sign of an enthalpy change"
Chemistry at work: How the periodic table came to be arranged as it is
Act as my SS1 Chemistry tutor. Explain which Nigerian jobs and industries depend on how th
Real-life Nigeria: The properties ionic and covalent compounds show
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Quiz me: Van der Waals forces and where they matter
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Explain back: Hydrogen bonding and the effects it produces
I have just studied hydrogen bonding and the effects it produces in my SS1 Chemistry class
Practice set: The pressure law and its graph
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Real-life Nigeria: The gas laws in Nigerian tyres and cylinders
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Quiz me: The general gas equation and the terms in it
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Exam practice: The ideal gas equation and the molar gas constant
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Explain back: The sources of water in Nigeria
I have just studied the sources of water in Nigeria in my SS1 Chemistry class. Let me expl
Exam practice: Solubility and the factors that affect it
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Real-life Nigeria: The water cycle and its importance
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Quiz me: The difference between a base and an alkali
Act as my SS1 Chemistry tutor and quiz me on the difference between a base and an alkali.
Explain back: The pH scale and what its numbers mean
I have just studied the pH scale and what its numbers mean in my SS1 Chemistry class. Let
Practice set: The end point, and how it is recognised
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Explain back: The destructive distillation of coal
I have just studied the destructive distillation of coal in my SS1 Chemistry class. Let me
Practice set: Coke and the uses it is put to in industry
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Chemistry at work: Carbon black, animal charcoal and their uses
Act as my SS1 Chemistry tutor. Explain which Nigerian jobs and industries depend on carbon
Real-life Nigeria: Carbonates and hydrogencarbonates and their reactions
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Project task: The carbon cycle and human interference with it
Act as my SS1 Chemistry tutor. Set me a short practical or research task on the carbon cyc
Quiz me: Catenation and the chains carbon can form
Act as my SS1 Chemistry tutor and quiz me on catenation and the chains carbon can form. As