Answer:
There are two ways in which an electron can be excited enough to move to a higher shell and higher energy state.
Absorption of Photons. An element's electron can absorb a light photon to enter a higher energy state. ...
Collisions. ...
Collisions Variables. ...
Importance.
Explanation:
The ball will float as it’s density is less than the salt water.
Chemistry plays a large role in obstetrics and gynecology. For instance, urinalysis requires an understanding of bilirubin levels and their conjugation with glucuronic acid to create a water-soluble. This is passed through the bloodstream and urinary system to create urobilirubin.