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Author Question: A sealed 26- tank is filled with 2000 moles of oxygen gas (O2 ) at an initial temperature of 270 K. ... (Read 62 times)

jayhills49

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on: Jul 29, 2018
A sealed 26- tank is filled with 2000 moles of oxygen gas (O2 ) at an initial temperature of 270 K. The gas is heated to a final temperature of 460 K. The ATOMIC mass of oxygen is 16.0 g/mol,
 
  and the ideal gas constant is R = 8.314 J/mol  K = 0.0821 L  atm/mol  K. The final pressure of the gas is closest to
  A) 0.31 MPa. B) 0.33 MPa. C) 0.36 MPa. D) 0.29 MPa. E) 0.34 MPa.

Question 2

Two electromagnetic waves are traveling at the same speed. The wave with the higher wavelength
 
  A) has a higher frequency than the other wave.
  B) has a lower frequency than the other wave.
  C) is traveling faster than the other wave.
  D) is traveling slower than the other wave.


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AngeliqueG

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

D

Answer to Question 2

B


jayhills49

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Reply #2 on: Jul 29, 2018
TY


AngeliqueG

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Reply #3 on: Jul 29, 2018
You're welcome


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