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Author Question: Which mineral does not contain abundant potassium? A) feldspar B) biotite C) muscovite D) ... (Read 82 times)

appyboo

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on: Jul 16, 2018
Which mineral does not contain abundant potassium?
 
  A) feldspar
  B) biotite
  C) muscovite
  D) calcite

Question 2

True or False: A characteristic number of neutrons defines each element.
 
  Indicate whether this statement is true or false.


nathang24

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Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: D

Answer to Question 2

Merci beaucoup <3


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