500 prompts matching "Exam practice: The structures of diamond, graphite and silica"
Calculation practice: Calculating the percentage of metal in an ore
Act as my SS3 Chemistry tutor. Walk me through calculating the percentage of metal in an o
Calculation practice: Calculating the mass of iron from a mass of haematite
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Real-life Nigeria: The types of steel and the uses of each
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Real-life Nigeria: The uses of aluminium and of its alloys
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Calculation practice: Calculating the volume of chlorine produced
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Chemistry at work: The hazards of the halogens and their safe handling
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Quiz me: The preparation and properties of sulphur dioxide
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Exam practice: Sulphuric acid as an acid, a dehydrating agent and an oxidiser
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Calculation practice: Calculating the yield of sulphuric acid from sulphur
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Quiz me: The laboratory and industrial preparation of nitrogen
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Practice set: The Haber process and the conditions it uses
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Exam practice: Nitric acid, its manufacture and its reactions
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Explain back: The preparation and properties of carbon dioxide
I have just studied the preparation and properties of carbon dioxide in my SS3 Chemistry c
Calculation practice: Calculating the carbon dioxide released by a mass of limestone
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Exam practice: Removing permanent hardness by chemical and ion-exchange methods
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Calculation practice: Calculating the amount of softener required
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Real-life Nigeria: The advantages and disadvantages of hard water
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Calculation practice: Calculating the nitrogen content of a fertiliser
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Real-life Nigeria: The effect of fertiliser overuse on soil and water
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Calculation practice: Calculating the molar mass of a simple peptide
Act as my SS3 Chemistry tutor. Walk me through calculating the molar mass of a simple pept