X-Ray used to Take images of teeth and bones.
Ultraviolet night vision goggle
Answer: The answer is a. limiting, excess. I took the test.
Explanation:
What differ the noble gases from all the other elements is that the noble gases have a full valence electron energy level which consists in 8 valence electrons
Answer:
It is A) Calcium
Explanation:
Calcium has an electronic configuration of 2,8,8,2
