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Author Question: Coal tar and coke are sources of organic chemicals for medical and industrial use. Indicate ... (Read 45 times)

james

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Coal tar and coke are sources of organic chemicals for medical and industrial use.
 
  Indicate whether the statement is true or false

Question 2

Benzoic acid serves as a(n)
 
  A) coloring agent
  B) preservative.
  C) moisturizer.
  D) reducing agent.



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nixon_s

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Answer to Question 1

TRUE

Answer to Question 2

B




james

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Reply 2 on: Aug 27, 2018
Gracias!


JCABRERA33

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Reply 3 on: Yesterday
Wow, this really help

 

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