This topic contains a solution. Click here to go to the answer

Author Question: When your car rusts, the major chemical reaction is that between the iron from the steel in the car ... (Read 69 times)

tiffannnnyyyyyy

  • Hero Member
  • *****
  • Posts: 512
When your car rusts, the major chemical reaction is that between the iron from the steel in the car body with the oxygen from the air to form iron(III) oxide. When the reaction is balanced, the coefficient of iron is
 
  A) 1.
  B) 3.
  C) 4.
  D) 2.

Question 2

Recycling aluminum cans requires ________ percent of the energy of making a new beverage can.
 
  A) 10
  B) 30
  C) 50
  D) 5



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

l.stuut

  • Sr. Member
  • ****
  • Posts: 345
Answer to Question 1

C

Answer to Question 2

D



tiffannnnyyyyyy

  • Hero Member
  • *****
  • Posts: 512
Both answers were spot on, thank you once again




 

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

For a complete list of videos, visit our video library