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Author Question: ________ is formed when carbon dioxide dissolves in rainwater, and this mildly reactive substance ... (Read 79 times)

LCritchfi

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________ is formed when carbon dioxide dissolves in rainwater, and this mildly reactive substance aids chemical weathering.
 
  A) Carbonic acid
  B) Hydrochloric acid
  C) Clay
  D) Limestone

Question 2

Obsidian is characterized by its ________ texture.
 
  A) course-grained
  B) fine-grained
  C) vesicular
  D) glassy



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juliaf

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Answer to Question 1

Answer: A

Answer to Question 2

Answer: D




LCritchfi

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Reply 2 on: Jul 14, 2018
Gracias!


vickybb89

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Reply 3 on: Yesterday
Excellent

 

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