2. What is a polymer?
3. Why is rayon called a regenerated fibre?
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hello check in text book
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2)A polymer is a substance or material consisting of very large molecules, or macromolecules, composed of many repeating subunits. Due to their broad spectrum of properties, both synthetic and natural polymers play essential and ubiquitous roles in everyday life.
3)Rayon is known as regenerated fibre because it is manufactured from natural resources like cellulose present in wood pulp and short fibres.
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