500 prompts matching "Exam practice: Chromatography and how it works"
Calculation practice: Finding molarity from titre, volume and mole ratio
Act as my SS3 Chemistry tutor. Walk me through finding molarity from titre, volume and mol
Calculation practice: Calculations on extraction yield and composition
Act as my SS3 Chemistry tutor. Walk me through calculations on extraction yield and compos
Calculation practice: Percentage purity, yield and composition calculations
Act as my SS3 Chemistry tutor. Walk me through percentage purity, yield and composition ca
Explain back: Limiting reagent problems, and how to spot the limit
I have just studied limiting reagent problems, and how to spot the limit in my SS3 Chemist
Calculation practice: Predicting formulae and properties from position in the table
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Quiz me: Molar mass and how it is obtained
Act as my SS3 Chemistry tutor and quiz me on molar mass and how it is obtained. Ask five q
Explain back: The mole ratio and how it is read
I have just studied the mole ratio and how it is read in my SS3 Chemistry class. Let me ex
Calculation practice: Limiting reagent and percentage yield calculations
Act as my SS3 Chemistry tutor. Walk me through limiting reagent and percentage yield calcu
Explain back: The solubility curve and what it shows
I have just studied the solubility curve and what it shows in my SS3 Chemistry class. Let
Explain back: Reduction with carbon, and when it works
I have just studied reduction with carbon, and when it works in my SS3 Chemistry class. Le
Calculation practice: Calculating the mass of ammonia from nitrogen and hydrogen
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Practice set: Identifying cations with sodium hydroxide solution
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Practice set: Carrying out a titration to concordant results
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Practice set: The trend in electronegativity
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Practice set: Preparing a soluble salt by titration
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Practice set: The addition reactions of the alkenes
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Practice set: The removal of impurities as slag
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Practice set: The coloured ions of the transition metals
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Spot my mistake: Adding excess reagent too early and losing a precipitate
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Chemistry at work: Recording observations and inferences in the WAEC format
Act as my SS3 Chemistry tutor. Explain which Nigerian jobs and industries depend on record