500 prompts matching "Choosing decantation where filtration is needed"
Real-life Nigeria: Carbonates, hydrogencarbonates and their reactions
Act as my SS3 Chemistry tutor. Show me where carbonates, hydrogencarbonates and their reac
Exam practice: Removing permanent hardness by chemical and ion-exchange methods
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Exam practice: The NPK rating and how to read it
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Exam practice: Transition metals and their compounds as catalysts
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Real-life Nigeria: Complex ion formation and the ligands involved
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Exam practice: Carbohydrates and their classification
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Real-life Nigeria: The tests for protein, starch and reducing sugar
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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
I have just studied the flame test and the colours it gives in my SS3 Chemistry class. Let
Practice set: Identifying cations with sodium hydroxide solution
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Calculation practice: Interpreting an observation table to name a cation
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Teach me: The anions the syllabus expects you to identify
You are my personal SS3 Chemistry tutor. Teach me the anions the syllabus expects you to i
Quiz me: Testing for carbonate and for hydrogencarbonate
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Explain back: Testing for sulphate and for sulphite
I have just studied testing for sulphate and for sulphite in my SS3 Chemistry class. Let m
Practice set: Testing for chloride, bromide and iodide
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Calculation practice: Deducing an anion from a set of given observations
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Teach me: The standard solution and the primary standard
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Quiz me: The correct use of the pipette and the burette
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Practice set: The titration curve and the equivalence point
Act as my SS3 Chemistry tutor. Give me five practice questions on the titration curve and
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