Author Question: Which material is characterized by a well-ordered, three-dimensional structure of SiO4 tetrahedra? ... (Read 43 times)

APUS57

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Which material is characterized by a well-ordered, three-dimensional structure of SiO4 tetrahedra?
 
  A) asbestos
  B) mica
  C) glass
  D) quartz

Question 2

Hydrogen gas converts tungsten oxide to tungsten metal. Hydrogen (H2 ) is a(n)
 
  A) acid.
  B) base.
  C) oxidizing agent.
  D) reducing agent.



dlook33

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Answer to Question 1

D

Answer to Question 2

D



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