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Author Question: In the removal of pollution, the most expensive fraction of pollution to remove is the A) first ... (Read 66 times)

SAVANNAHHOOPER23

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on: Aug 27, 2018
In the removal of pollution, the most expensive fraction of pollution to remove is the
 
  A) first fraction.
  B) middle fractions.
  C) last fraction.
  D) The cost is constant across all fractions removed.

Question 2

The main ingredient in most antifreezes is
 
  A) ethanol.
  B) ethylene glycol.
  C) glycerol.
  D) gasoline.


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meow1234

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

C

Answer to Question 2

B


SAVANNAHHOOPER23

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Reply #2 on: Aug 27, 2018
Thanks


meow1234

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Reply #3 on: Aug 27, 2018
Welcome :)


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