1.

which of the following chemical units is used in the preparation of nylon 1)amide 2)styrene 3) ethylene 4) propylene​

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Answer:

Nylon is made when the appropriate monomers (the chemical building BLOCKS which make up polymers) are combined to FORM a long CHAIN via a condensation polymerisation reaction. The monomers for nylon 6-6 are adipic acid and HEXAMETHYLENE DIAMINE.



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