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Author Question: The presence of nitrogen dioxide in smog is most easily recognized by A) color. B) low-hanging ... (Read 32 times)

Mr.Thesaxman

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on: Aug 27, 2018
The presence of nitrogen dioxide in smog is most easily recognized by
 
  A) color.
  B) low-hanging clouds.
  C) taste.
  D) rain.

Question 2

A compound that contains only carbon and hydrogen is a(n)
 
  A) alcohol.
  B) carbohydrate.
  C) homolog.
  D) hydrocarbon.


owenfalvey

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Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

D


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