BIGJAYWESTSIDE

22.06.2021 • 

Chemistry

Low-density polyethylene, used to make plastic films, is made by the radical polymerization of ethene, and is one of the hardest plastics to recycle. It gets its name A)

from the process by which it's polymerized.

B)

because it's strong but flexible.

C)

because of the way the chains pack like spaghetti, close and tight.

D)

from the spaces left between chains when the polymer is formed.

Ответ:

maggie123456751

13.05.2022

Chemistry

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To find average atomic mass you multiple each mass by the percent abundance, and then add them. (39.96)(.9959) + (37.96)(.00065) + (35.97)(.00336) = 39.796 + .02467 + .120859
= 39.94

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