Author Question: Petroleum is a liquid composed of hundreds of compounds. Indicate whether the statement is true ... (Read 155 times)

Jkov05

  • Hero Member
  • *****
  • Posts: 556
Petroleum is a liquid composed of hundreds of compounds.
 
  Indicate whether the statement is true or false

Question 2

The Kb of ammonia is 1.76  10-5. The pH of a buffer prepared by combining 50.0 mL of 1.00 M ammonia and 45.0 mL of 1.00 M ammonium nitrate is ________.
 
  A) 4.632
  B) 9.291
  C) 4.742
  D) 9.372
  E) none of the above



bhavsar

  • Sr. Member
  • ****
  • Posts: 351
Answer to Question 1

TRUE

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

For a complete list of videos, visit our video library