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Author Question: Stratospheric ozone is a health hazard for people with respiratory illnesses. Indicate whether the ... (Read 83 times)

s.tung

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on: Jul 13, 2018
Stratospheric ozone is a health hazard for people with respiratory illnesses. Indicate whether the statement is true or false.

Question 2

Referring to Table 1.3: If you were to take a breath of pure oxygen, from a tank, you'd be getting
  about __________ the amount of oxygen you'd get by taking a normal breath of our atmosphere.
  a. one-fifth
  b. half
  c. twice
  d. three times
  e. five times



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snackralk

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Reply #1 on: Jul 13, 2018
Answer to Question 1

false

Answer to Question 2

e


s.tung

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Reply 2 on: Jul 13, 2018
:D TYSM

momolu

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Reply 3 on: Yesterday
Gracias!

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