Ca & P
A phosphorus atom has 15 electrons.
CaBr2.
P has 5 valence electrons
CaHSO4.
Phosphorus
Fifteen (15)
Yes. Calcium is a metallic element.
they both have calicum
No one. There is no such word as calicum. Do you mean calcium? If so, it was discovered many years ago by scientists using scientific methods of examining bone tissue.
Remove some or all of the water
alot
calcium is a metal "ca"