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Author Question: The portion of the atmosphere that filters out 95 percent of the incident UV radiation is the A) ... (Read 54 times)

maychende

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on: Jul 29, 2018
The portion of the atmosphere that filters out 95 percent of the incident UV radiation is the
 
  A) ozone layer.
  B) stratosphere.
  C) troposphere.
  D) aerosol layer.
  E) particulates.

Question 2

How many grams of water can be produced from the combination of 25.0 grams of hydrogen and 225 grams of oxygen?
 
  A) 250 grams
  B) 225 grams
  C) 200 grams
  D) 25 grams


CourtneyCNorton

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: B


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