What is Selena Gomez is own contrabutions to her fans?
Yes, strontium is a manmade gemstone.
Strontium Oxide (SrO)
Strontium is a natural element.
The formula unit for the ionic compound made of strontium and sulfur is SrS, called strontium sulfide.
Strontium is an element it is made in stars and is blasted into the interstellar medium when stars explode. It can also be made in Human nuclear reactors.
The strontium oxides are SrO and SrO2.
Strontium Salts
Strontium chloride is a salt (SrCl2). made from a mixture of strontium and chloride. It is now mainly used in fireworks as it burns red, although a one time it was used in toothpaste to help with sensitive teeth.
strontium sulfide
not totally sure but all campaign contrabutions are Rep.
he was the leader in the continnetal army and he sighed the declaration of independance