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Author Question: Which of the following elements has the lowest number of valence electrons? A) magnesium B) ... (Read 61 times)

Jkov05

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Which of the following elements has the lowest number of valence electrons?
 
  A) magnesium
  B) lithium
  C) argon
  D) phosphorus

Question 2

Which of the following fossil fuels is the cleanest and contains the most energy?
 
  A) petroleum
  B) coal
  C) natural gas
  D) methane hydrate
  E) All of the above have the same utility.



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angrybirds13579

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Answer to Question 1

B

Answer to Question 2

C





 

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