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AQA A Level Chemistry Paper 2 2021
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AQA A Level Chemistry Paper 2 2021, This is a complete AQA A Level Chemistry Paper 2 2021 I know how hard it was to find this paper. What are biological molecules? molecules made and used by living or... ganisms e.g. Carbohydrates, Proteins, Lipids, DNA, ATP, Water, Inorganic Ions What are the functions of carbohydrates? energy source (glucose in respiration) energy store (starch in plants, glycogen in animals) structure (cellulose in cell wall of plants) What are the building blocks for carbohydrates called? monosaccharides Example of monosaccharides? glucose (alpha and beta), galactose, fructose Formula for monosaccharides? C6H12O6 (isomers = same formula but different arrangement) Difference between alpha and beta glucose? on Carbon 1, alpha glucose has a OH group on the bottom and beta glucose has a OH group on the top How are monosaccharides joined together? condensation reaction (removing water) – between 2 OH groups [Show More]
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