492 prompts matching "Thinking isotopes of an element react differently"
Calculation practice: Calculating the carbon dioxide released by a mass of limestone
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Calculation practice: Calculating the amount of softener required
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Calculation practice: Calculating the nitrogen content of a fertiliser
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Calculation practice: Calculating the molar mass of a simple peptide
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Teach me: What qualitative analysis sets out to find
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Quiz me: The preliminary tests carried out on an unknown salt
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Explain back: The flame test and the colours it gives
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Spot my mistake: Adding excess reagent too early and losing a precipitate
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Calculation practice: Interpreting an observation table to name a cation
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Chemistry at work: Recording observations and inferences in the WAEC format
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Teach me: The anions the syllabus expects you to identify
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Quiz me: Testing for carbonate and for hydrogencarbonate
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Explain back: Testing for sulphate and for sulphite
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Practice set: Testing for chloride, bromide and iodide
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Exam practice: Testing for nitrate and for nitrite
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Real-life Nigeria: Identifying a salt from combined cation and anion tests
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Teach me: The standard solution and the primary standard
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Practice set: The titration curve and the equivalence point
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Exam practice: Recording and averaging concordant titres
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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