Answer:
The name of it is Sulfur Hexafluoride
Explanation:
Bonus fact: It is over 5 times heavier than air so when inhaling it, it makes your voice go very deep. The opposite of helium some would say
7
1.13 moles Au
Moles Au = 6.80x10²³atoms / 6.023x10²³atoms/mole = 1.13 moles Au
a molecule with two of the same element
