Hydrogen bonding is responsible for maintaining the alignment of ____________
A. Stereoregular chains of isotactic polypropylene
B. Polyesters
C. Polyacrylonitrile
D. Polyamides
Answer:D
Hydrogen bonding is responsible for maintaining the alignment of ____________
A. Stereoregular chains of isotactic polypropylene B. Polyesters C. Polyacrylonitrile D. Polyamides
Explanation: Hydrogen bonding is responsible for maintaining the alignment of