Argon  By:KatelynnP.

 

The atomic number is 18!!!!!

Its atomic mass is 39.948!!!!!!

The symbol is Ar

My slogan is

 

Let Argon light your way to the future!!!

 

The cost is 50cents per gram!!!!!!!

Argon  By:KatelynnP.

 

The atomic number is 18!!!!!

Its atomic mass is 39.948!!!!!!

The symbol is Ar

My slogan is

 

Let Argon light your way to the future!!!

 

The cost is 50cents per gram!!!!!!!