Author Question: How many chloride ions (Cl-1) are needed to balance the positive charge of a barium ion (Ba+2)? ... (Read 151 times)

TVarnum

  • Hero Member
  • *****
  • Posts: 548
How many chloride ions (Cl-1) are needed to balance the positive charge of a barium ion (Ba+2)?
 
  A) 2
  B) 1
  C) -2
  D) -1
  E) 3

Question 2

Which are closer together: the two nuclei within potassium fluoride, KF, or the two nuclei within molecular fluorine, Image?
 
  A) KF
  B) Image
  C) Both are the same. Any atom bonded to F will have the same inter-nuclear separation.
  D) It makes little sense to compare two molecules which exist in different physical states. KF is a solid while Image is a gas.



Hikerman221

  • Sr. Member
  • ****
  • Posts: 346
Answer to Question 1

Answer: A

Answer to Question 2

Answer: B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

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?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

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.

For a complete list of videos, visit our video library