Which of the following materials is not a semisynthetic polymer?
A) celluloid
B) bakelite
C) nitrocellulose
D) vulcanized rubber
E) All of the above are semisynthetic polymers
Correct Answer:
Verified
Q22: Even though it was utilized heavily by
Q23: Some of the heat sensitivity in celluloid
Q24: The behavior of celluloid in terms of
Q25: Normal rubber does not maintain its elasticity
Q26: The behavior of vulcanized rubber in terms
Q28: Vulcanization of rubber improve elasticity by _.
A)
Q29: The first truly synthetic polymer is a
Q30: The first truly synthetic polymer is a
Q31: The first truly synthetic polymer is a
Q32: What is the estimated amount of plastic
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