« previous next »

Author Question: Which material is characterized by a well-ordered, three-dimensional structure of SiO4 tetrahedra? ... (Read 46 times)

APUS57

  • Hero Member
  • *****
  • Posts: 571
on: Aug 27, 2018
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

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Aug 27, 2018
Answer to Question 1

D

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

The hierarchy of forces governing protein structure. The hierarchy of forces governing protein structure.
Structure of a nucleosome Structure of a nucleosome
Transfer RNA (tRNA) Structure Transfer RNA (tRNA) Structure
Material safety data sheets (MSDS), now called safety data sheets (SDS), should be readily available ... Material safety data sheets (MSDS), now called safety data sheets (SDS), should be readily available ...
Age structure Age structure
The double helix structure of DNA The double helix structure of DNA
Video: HDL (high density lipoprotein)

For a complete list of videos, visit our video library