Author Question: The H- ion is called ________. A) hydroxide B) hydride C) hydranion D) ... (Read 22 times)

jazziefee

  • Hero Member
  • *****
  • Posts: 505
The H- ion is called ________.
 
  A) hydroxide
  B) hydride
  C) hydranion
  D) hydrogen

Question 2

Which of the following measurements has three significant figures?
 
  A) 1,207 g
  B) 4.250 g
  C) 0.006 g
  D) 0.0250 g
  E) 0.03750 g



bobsmith

  • Sr. Member
  • ****
  • Posts: 316
Answer to Question 1

B

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

Cyanide works by making the human body unable to use oxygen.

For a complete list of videos, visit our video library