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Author Question: Although ________ forms naturally in the stratosphere, when produced near the surface it is ... (Read 48 times)

Sportsfan2111

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Although ________ forms naturally in the stratosphere, when produced near the surface it is considered a pollutant with many negative effects.
 
  A) nitric acid B) ozone C) smog D) sulfur dioxide

Question 2

Maritime tropical (mT) air masses are the most important source of moisture along the Pacific Coast.
 
  Indicate whether the statement is true or false



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randomguy133

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Answer to Question 1

B

Answer to Question 2

FALSE




Sportsfan2111

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Reply 2 on: Jul 14, 2018
:D TYSM


tuate

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Reply 3 on: Yesterday
Gracias!

 

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