Author Question: Which of the following gases is a trace natural constituent of the air? a. Ar b. SO2 c. CO d. ... (Read 84 times)

Shelles

  • Hero Member
  • *****
  • Posts: 582
Which of the following gases is a trace natural constituent of the air?
 a. Ar
  b. SO2
 c. CO
  d. NO2

Question 2

When an electron is added to an atom, a(n) ______________ ion is formed.
 Fill in the blank(s) with correct word



ankilker

  • Sr. Member
  • ****
  • Posts: 328
Answer to Question 1

a

Answer to Question 2

negative



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

ankilker

  • Sr. Member
  • ****
  • Posts: 328

 

Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

Did you know?

The longest a person has survived after a heart transplant is 24 years.

For a complete list of videos, visit our video library