An Ion of Cobalt Has 25 Electrons Total

question 84

Multiple Choice

An ion of cobalt has 25 electrons total.What is the charge of the cobalt ion?

• A) +2
• B) +1
• C) It is neutral.
• D) -1
• E) -2

---

Definitions:

Countercurrent Exchange

A mechanism whereby fluids flow in opposite directions to facilitate exchange of heat, gases, or other substances.

Fish Respiration

The process by which fish exchange gases with their environment, primarily through gills, to obtain oxygen and expel carbon dioxide.

Bronchi

The main passageways into the lungs, which branch from the trachea and further divide into smaller bronchioles.

Intercostal Muscles

Muscles located between the ribs that play a key role in the respiratory process by facilitating the expansion and contraction of the chest cavity.