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Author Question: In the atmosphere, the concentration of CO2 gas is measured in parts per ____. A) hundred B) ... (Read 50 times)

MirandaLo

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on: Jul 21, 2018
In the atmosphere, the concentration of CO2 gas is measured in parts per ____.
 
  A) hundred
  B) thousand
  C) million
  D) ten thousand

Question 2

If a hamster has fleas, a flea powder recommended for cats should be used.
 
  Indicate whether the statement is true or false


annierak

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Reply #1 on: Jul 21, 2018
Answer to Question 1

C

Answer to Question 2

True


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