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Cambridge Olevel Chemistry revision notes
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Lesson-2.1.3- Identify substances and assess their purity from melting point and boiling point information.
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Lesson-2.1.4- Understand the importance of purity in substances in everyday life, e.g. foodstuffs and drugs.
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Lesson-2.1.2- Demonstrate knowledge and understanding of paper chromatography ??? Interpret simple chromatograms.
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