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Author Question: Which option describes the process of exfoliation? A) Fractures and cracks are formed when the ... (Read 84 times)

javeds

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on: Jul 16, 2018
Which option describes the process of exfoliation?
 
  A) Fractures and cracks are formed when the rock forms by the cooling of lava.
  B) Cracks open up parallel to the ground when surface rock expands slightly outward.
  C) Bedding in sedimentary rocks causes planar breaks in the rock.
  D) Stresses in the crust from plate tectonics cause fractures in many directions.

Question 2

The following equation is what type of chemical reaction? 2 KalSi3O8(s) + 11 H2O --> 2 K+(aq) + 2 OH-(aq) + 4 H4SiO4 (aq) + Al2Si2O5(OH)4(s)
 
  A) acid-base
  B) dissolution
  C) oxidation
  D) hydrolysis


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Kingjoffery

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Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: D


javeds

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Reply 2 on: Jul 16, 2018
Gracias!

strudel15

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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