500 prompts matching "The salts used in Nigerian agriculture and food"
Practice set: Removing permanent hardness from water
Act as my SS1 Chemistry tutor. Give me five practice questions on removing permanent hardn
Practice set: The preparation of a named alkali
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Spot my mistake: Calling every base an alkali
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Spot my mistake: Reading a pH of 7 as meaning no ions are present
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Calculation practice: Relating pH to hydrogen ion concentration
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Exam practice: Recording titration readings in a results table
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Calculation practice: Calculating an unknown concentration from titre values
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Spot my mistake: Confusing coal with coke in a question
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Practice set: Carbon monoxide, its preparation and its danger
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Calculation practice: Working out a molecular formula from a general formula
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Quiz me: Saturated, unsaturated and supersaturated solutions
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Practice set: Expressing concentration in grams per cubic decimetre
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Exam practice: Expressing concentration in moles per cubic decimetre
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Calculation practice: Reading a solubility curve to find a value
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Exam practice: Measuring mass accurately with a balance
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Real-life Nigeria: First aid for the common laboratory accidents
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Project task: Building a model of an atom
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Project task: Observing diffusion at home
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Explain back: Naming compounds of metals with variable valency
I have just studied naming compounds of metals with variable valency in my SS1 Chemistry c
Explain back: What Charles's law states
I have just studied what Charles's law states in my SS1 Chemistry class. Let me explain it