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10.3 Air quality and climate
1. Components of air The compositions of clean, dry air…
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10.1 Water
1. Tests for the presence of water The presence of wate…
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More exercises
Organic chemistry https://www.alipan.com/s/9iCt7uKCVjJ …
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11.3 Fuels
1. Introduction Fossil fuels have three types: coal, na…
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Answers for mock exam (2023T1)
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11.1 Formulae, functional groups and terminology
1. Homologous series Organic compounds can be classifie…
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11.8 Polymers
Polymers are large molecules built up from many smaller…
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Organic chemistry Ex 3
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11.7 Carboxylic acids
1. Basic information 2. Manufacture of ethanoic acid By…
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11.2 Naming organic compounds
1. Structure of an organic name Prefix:-CH3: methyl-Cl:…