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Author Question: The second most abundant component of dry air is A) argon. B) carbon dioxide. C) nitrogen. D) ... (Read 82 times)

luminitza

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on: Aug 27, 2018
The second most abundant component of dry air is
 
  A) argon.
  B) carbon dioxide.
  C) nitrogen.
  D) oxygen.

Question 2

Palladium metal can absorb up to 900 times its own volume of hydrogen.
 
  Indicate whether the statement is true or false


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xthemafja

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Reply #1 on: Aug 27, 2018
Answer to Question 1

D

Answer to Question 2

TRUE


luminitza

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Reply #2 on: Aug 27, 2018
Thank you!


xthemafja

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Reply #3 on: Aug 27, 2018
Always glad to help...


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