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Author Question: The mineral that is most abundant in Earth's crust is a. quartz. b. feldspar. c. calcite. d. ... (Read 86 times)

meagbuch

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The mineral that is most abundant in Earth's crust is
 a. quartz.
  b. feldspar.
  c. calcite.
  d. pyrite.

Question 2

The Lewis symbol X would be characteristic of which group?
 a. 2A
  b. 4A
  c. 6A
  d. 1A



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whitcassie

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Answer to Question 1

b

Answer to Question 2

a




meagbuch

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Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)


Liamb2179

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Reply 3 on: Yesterday
Gracias!

 

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