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Author Question: As water cools from room temperature to 4C (39F), it ________ and its density ________. A) ... (Read 43 times)

vicotolentino

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on: Jul 14, 2018
As water cools from room temperature to 4C (39F), it ________ and its density ________.
 
  A) contracts; increases
  B) contracts; decreases
  C) expands; increases
  D) expands; decreases

Question 2

List and describe the four main gases of the homosphere. Which is least important to life?
 
  What will be an ideal response?


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brittiany.barnes

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Reply #1 on: Jul 14, 2018
Answer to Question 1

A

Answer to Question 2

nitrogen, oxygen, argon, and carbon dioxide. Argon is least important to life (it is inert).


vicotolentino

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Reply 2 on: Jul 14, 2018
Great answer, keep it coming :)

aruss1303

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Reply 3 on: Yesterday
Excellent

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