#7: Draw/sketch representative structures for (a) homopolymers, (b) alternating copolymers, (c) block copolymers, and (d) graft copolymers composed of styrene (CAS# 100-42-5) and acrylonitrile (CAS# 107-13-1). -- -י -- --יד-די :--- ----- --ר-J-עידן -or uuu 0~~-~~-~-

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