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Author Question: In general, the spectral lines of molecules are A) more complex than those of atoms. B) less ... (Read 120 times)

futuristic

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on: Jul 27, 2018
In general, the spectral lines of molecules are
 
  A) more complex than those of atoms.
  B) less complex than those of atoms.
  C) only absorption lines.
  D) the same as the atoms they contain.
  E) nonexistent.

Question 2

What affects the average orbital speed of a star in our galaxy?
 
  A) the star's mass and the mass of the galaxy
  B) the mass of the galaxy inside its orbit and the size of its orbit
  C) the mass and age of the star
  D) the mass and age of the galaxy


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nickk12214

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

A

Answer to Question 2

B


futuristic

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Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

yeungji

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Reply 3 on: Yesterday
Excellent

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