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Author Question: Which of the following is NOT an advantage of soap? Soap is A) biodegradable. B) derived from ... (Read 82 times)

james0929

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Which of the following is NOT an advantage of soap? Soap is
 
  A) biodegradable.
  B) derived from renewable resources.
  C) an excellent cleaner in hard water.
  D) relatively nontoxic.

Question 2

Plexiglas is a polymethyl methacrylate polymer that is used as a glass substitute. The Tg of Plexiglas is
 
  A) low.
  B) high.
  C) moderate.
  D) not important.



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johnpizzaz

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Answer to Question 1

C

Answer to Question 2

B




james0929

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Reply 2 on: Aug 27, 2018
Great answer, keep it coming :)


bblaney

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Reply 3 on: Yesterday
Wow, this really help

 

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