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Author Question: Nitrous oxides constitute approximately 50 percent of the pollutants in automobile exhaust ... (Read 68 times)

123654777

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on: Jul 21, 2018
Nitrous oxides constitute approximately 50 percent of the pollutants in automobile exhaust
 
  Indicate whether the statement is true or false.

Question 2

Not only does acid rain damage and kill trees and other plants, it also has a corrosive effect on metals.
 
 


 
  Indicate whether the statement is true or false.


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jxjsniuniu

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

F

Answer to Question 2

T


123654777

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Reply 2 on: Jul 21, 2018
Excellent

smrtceo

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Reply 3 on: Yesterday
Gracias!

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