500 prompts matching "What a mixture is, and how it differs from a compound"
Exam practice: Solubility expressed in different units
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Chemistry at work: PH control in Nigerian food and water industries
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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
Chemistry at work: Hydrolysis and the choice of fertiliser
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Chemistry at work: Alcohols and acids in Nigerian food and drink industries
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Chemistry at work: Mining and metallurgy as careers in Nigeria
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Chemistry at work: The Nigerian iron and steel industry
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Chemistry at work: The hazards of the halogens and their safe handling
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Chemistry at work: Sulphur dioxide and acid rain in Nigeria
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Practice set: The Haber process and the conditions it uses
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Chemistry at work: Nitrogenous fertilisers in Nigerian farming
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Chemistry at work: Carbon dioxide in the Nigerian bottling and fire-safety trades
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Chemistry at work: Hardness and the Nigerian water supply industry
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Chemistry at work: Fertiliser production and distribution in Nigeria
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Chemistry at work: Transition metals in Nigerian industry
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Chemistry at work: Biochemistry and food science as careers
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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
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
Exam practice: Testing for nitrate and for nitrite
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Spot my mistake: Reporting a sulphate result without acidifying first
Act as my SS3 Chemistry tutor. Show me a worked answer on reporting a sulphate result with