1.5 A. Draw the repeat units for polyethylene, polypropylene and Nylon 6,6. Identify any dipoles present in these structures. B. How many total carbon atoms are in the (i) backbone and (ii) side (pendant) groups of: (a) polyethylene, PE, with 400 repeat units? (b) polypropylene, PP, with 400 repeat units? (c) a linear polypropylene homopolymer with a molecular weight of 525,000? (d) Nylon 6,6 with 400 repeat units? (e) a random copolymer made from a 50/50 weight ratio of ethylene and propylene, with a molecular weight of 525,000? Hint: You'll need to consider monomer molecular weights to solve part (e)
1.5 A. Draw the repeat units for polyethylene, polypropylene and Nylon 6,6. Identify any dipoles present in these structures. B. How many total carbon atoms are in the (i) backbone and (ii) side (pendant) groups of: (a) polyethylene, PE, with 400 repeat units? (b) polypropylene, PP, with 400 repeat units? (c) a linear polypropylene homopolymer with a molecular weight of 525,000? (d) Nylon 6,6 with 400 repeat units? (e) a random copolymer made from a 50/50 weight ratio of ethylene and propylene, with a molecular weight of 525,000? Hint: You'll need to consider monomer molecular weights to solve part (e)
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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Transcribed Image Text:1.5
A. Draw the repeat units for polyethylene, polypropylene and Nylon 6,6. Identify any dipoles present in these
structures.
B. How
many total carbon atoms are in the (i) backbone and (ii) side (pendant) groups of:
(a) polyethylene, PE, with 400 repeat units?
(b) polypropylene, PP, with 400 repeat units?
(c) a linear polypropylene homopolymer with a molecular weight of 525,000?
(d) Nylon 6,6 with 400 repeat units?
(e) a random copolymer made from a 50/50 weight ratio of ethylene and propylene, with a
molecular weight of 525,000?
Hint: You'll need to consider monomer molecular weights to solve part (e)
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