434 prompts matching "Le Chatelier's principle stated"
Exam practice: Chromatography and how it works
Act as my SS1 Chemistry teacher setting exam questions. Give me five exam-style questions
Spot my mistake: Choosing distillation where filtration would do
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Real-life Nigeria: Separation methods in Nigerian salt and oil production
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Teach me: The composition and structure of water
You are my personal SS1 Chemistry tutor. Teach me the composition and structure of water,
Explain back: Water as a solvent, and the solutions it forms
I have just studied water as a solvent, and the solutions it forms in my SS1 Chemistry cla
Practice set: Hard and soft water, and the causes of hardness
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Exam practice: The laboratory preparation of hydrogen
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Spot my mistake: Confusing temporary hardness with permanent hardness
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Real-life Nigeria: Water treatment in Nigerian towns
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Teach me: The composition of air
You are my personal SS1 Chemistry tutor. Teach me the composition of air, using a real Nig
Explain back: The laboratory preparation of oxygen
I have just studied the laboratory preparation of oxygen in my SS1 Chemistry class. Let me
Practice set: The properties and uses of oxygen
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Exam practice: Combustion and the conditions it requires
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Spot my mistake: Treating air as a compound rather than a mixture
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Calculation practice: Calculating the volume of oxygen used in a reaction
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Real-life Nigeria: Air pollution in Nigerian cities
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Chemistry at work: The uses of the gases separated from air
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Explain back: The gas laws reviewed
I have just studied the gas laws reviewed in my SS1 Chemistry class. Let me explain it bac
Practice set: Acids, bases and salts reviewed
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Spot my mistake: The errors most often made in second-term SS1 Chemistry
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