-3 (d) Crystalline polyethylene has a density of 1000 kg m* and amorphous polyethylene a density of 865 kg m3. Calculate the volume fraction crystallinity of a sample of branched polyethylene which has a density of 900 kg m3. Why is the crystallinity of this sample so low?

-3 (d) Crystalline polyethylene has a density of 1000 kg m* and amorphous polyethylene a density of 865 kg m3. Calculate the volume fraction crystallinity of a sample of branched polyethylene which has a density of 900 kg m3. Why is the crystallinity of this sample so low?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

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Question

(d)
Crystalline polyethylene has a density of 1000 kg m³ and amorphous polyethylene a density
of 865 kg m3. Calculate the volume fraction crystallinity of a sample of branched polyethylene
which has a density of 900 kg m. Why is the crystallinity of this sample so low?

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