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Author Question: Most solar cells are composed primarily of A) arsenic. B) sulfur. C) nickel. D) ... (Read 96 times)

Kikoku

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on: Aug 27, 2018
Most solar cells are composed primarily of
 
  A) arsenic.
  B) sulfur.
  C) nickel.
  D) silicon.

Question 2

It is estimated that minerals compose ________ of the mass of the human body.
 
  A) 1
  B) 4
  C) 18
  D) 24


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briseldagonzales

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

D

Answer to Question 2

B


Kikoku

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Reply #2 on: Aug 27, 2018
Thank you!


briseldagonzales

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Reply #3 on: Aug 27, 2018
Always glad to help...


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