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hardy7luver hardy7luver
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2 years ago

Question 1.

What are the monomers in a polyurethane?

▸ carboxylic acid and amine

▸ diisocyanate and diol

▸ isocyanate and alcohol

▸ amide and alcohol

▸ ester and amine

Question 2.

________ polymers are formed under conditions in which the individual monomers react with each other to form oligomers, which are then joined to form polymers.

▸ Graft

▸ Branched

▸ Chain growth

▸ Step growth

▸ none of these
Textbook 
Organic Chemistry

Organic Chemistry


Edition: 4th
Author:
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teamroketteamroket
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2 years ago
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hardy7luver Author
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2 years ago
Thank you, thank you, thank you!
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Yesterday
this is exactly what I needed
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2 hours ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
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