500 prompts matching "Confusing solubility with the rate of dissolving"
Calculation practice: Limiting reagent and percentage yield calculations
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Real-life Nigeria: Stoichiometry in scaling up a reaction
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Calculation practice: Solving an ideal gas equation problem
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Practice set: Reading values and crystallisation from a curve
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Real-life Nigeria: Fractional crystallisation and purification
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Explain back: Preparing a soluble salt from an acid and a metal
I have just studied preparing a soluble salt from an acid and a metal in my SS3 Chemistry
Practice set: Preparing a soluble salt by titration
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Exam practice: Preparing an insoluble salt by precipitation
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Real-life Nigeria: Hydrolysis and soil pH in Nigerian farming
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Real-life Nigeria: Ethanol production by fermentation in Nigeria
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Practice set: Extraction by electrolysis, and when it is necessary
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Real-life Nigeria: Refining and purifying an extracted metal
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Exam practice: Converting pig iron into steel
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Exam practice: Sulphuric acid as an acid, a dehydrating agent and an oxidiser
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Explain back: Ammonia, its preparation and its properties
I have just studied ammonia, its preparation and its properties in my SS3 Chemistry class.
Exam practice: Nitric acid, its manufacture and its reactions
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Practice set: Removing temporary hardness
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Exam practice: Removing permanent hardness by chemical and ion-exchange methods
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Practice set: Phosphate and potash fertilisers
Act as my SS3 Chemistry tutor. Give me five practice questions on phosphate and potash fer
Explain back: Variable oxidation state, and why it arises
I have just studied variable oxidation state, and why it arises in my SS3 Chemistry class.