oxygen
Nitrogen makes up about 78 percent of Earth's atmosphere.
That would be Nitrogen.
the earth first atmosphere is troposphere
Nitrogen
Oxygen.
Nitrogen makes up about 78 percent of Earth's atmosphere.
That would be Nitrogen.
Oxygen (O2)
the earth first atmosphere is troposphere
Nitrogen accounts for 78% of the atmosphere.
97%
nitrogen
Nitrogen
the entire atmosphere...
the entire atmosphere...
the entire atmosphere...
argon