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Author Question: Why do many environmental groups oppose building more hydroelectric dams when these dams produce ... (Read 83 times)

Shelles

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on: Aug 27, 2018
Why do many environmental groups oppose building more hydroelectric dams when these dams produce virtually no chemical pollutants as they create electric power?
 
  A) Because they increase the rate of evaporation, hence more fresh water is lost.
  B) Because these dams are very expensive to build.
  C) Environmental groups tend to reject all new technological advancements.
  D) Dams can radically alter ecosystems.

Question 2

Which of the following gases does not have a triple bond?
 
  A) hydrogen cyanide
  B) acetylene, C2H2
  C) carbon dioxide
  D) nitrogen


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Heffejeff

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

D

Answer to Question 2

C


Shelles

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Reply 2 on: Aug 27, 2018
Gracias!

helenmarkerine

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Reply 3 on: Yesterday
Excellent

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