Spectral line patterns are A) the same for all elements and ...

[Alainaaa8]

Spectral line patterns are
 
  A) the same for all elements and molecules
  B) unique for each element and molecule
  C) unique for each different molecule but the same for all elements
  D) unique for each element but the same for all molecules

Question 2

Brown dwarfs are
 
  A) stars in the process of forming
  B) very cool, low mass stars of spectral type M
  C) the burnt out cores of dead stars
  D) objects with insufficient mass to sustain nuclear fusion in their cores

[cam1229]

Answer to Question 1

B

Answer to Question 2

D

[Alainaaa8]

Gracias!

[AISCAMPING]

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