500 prompts matching "Chemistry at work: The petrochemicals made from oil and gas"
Calculation practice: Estimating the pH of a hydrolysing salt solution
Act as my SS3 Chemistry tutor. Walk me through estimating the pH of a hydrolysing salt sol
Spot my mistake: Writing an isomer that is really the same molecule
Act as my SS3 Chemistry tutor. Show me a worked answer on writing an isomer that is really
Calculation practice: Calculating the products of complete and incomplete combustion
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Calculation practice: Calculating the mass of product in an addition reaction
Act as my SS3 Chemistry tutor. Walk me through calculating the mass of product in an addit
Exam practice: Esterification and the alkanoates
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Calculation practice: Calculating the yield of an ester
Act as my SS3 Chemistry tutor. Walk me through calculating the yield of an ester as a full
Quiz me: Addition polymers and the monomers they come from
Act as my SS3 Chemistry tutor and quiz me on addition polymers and the monomers they come
Calculation practice: Calculating the percentage of metal in an ore
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Spot my mistake: Naming coke as the substance that removes the impurities
Act as my SS3 Chemistry tutor. Show me a worked answer on naming coke as the substance tha
Exam practice: The amphoteric nature of aluminium oxide and hydroxide
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Calculation practice: Calculating the electricity needed to extract aluminium
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Exam practice: The laboratory preparation and the tests for chlorine
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Calculation practice: Calculating the volume of chlorine produced
Act as my SS3 Chemistry tutor. Walk me through calculating the volume of chlorine produced
Quiz me: The preparation and properties of sulphur dioxide
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Quiz me: The laboratory and industrial preparation of nitrogen
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Exam practice: The tests that distinguish the two oxides of carbon
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Calculation practice: Calculating the carbon dioxide released by a mass of limestone
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Calculation practice: Calculating the amount of softener required
Act as my SS3 Chemistry tutor. Walk me through calculating the amount of softener required
Exam practice: The NPK rating and how to read it
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Calculation practice: Calculating the nitrogen content of a fertiliser
Act as my SS3 Chemistry tutor. Walk me through calculating the nitrogen content of a ferti