Question

A polymer is a large molecule composed
of many repeated units. What is a polyester
composed of ?​

Answer 1

Answer:

Polyethylene terephthalate, the polyester with the greatest market share, is a synthetic polymer made of purified terephthalic acid (PTA) or its dimethyl ester dimethyl terephthalate (DMT) and monoethylene glycol (MEG)

Explanation:

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