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Author Question: Although natural gas is relatively free of toxic impurities, it produces ___, which is a greenhouse ... (Read 22 times)

tingc95

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on: Jul 21, 2018
Although natural gas is relatively free of toxic impurities, it produces ___, which is a greenhouse gas that absorbs twenty times more heat than carbon dioxide
 
 

a. methane c. carbon monoxide
  b. propane d. nitrogen oxides



Question 2

Natural gas is typically transported by ____.
 
 

a. railroad c. pipeline
  b. trucks d. barges



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xiaomengxian

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

A

Answer to Question 2

C


tingc95

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Reply 2 on: Jul 21, 2018
Gracias!

tanna.moeller

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Reply 3 on: Yesterday
Excellent

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