Oxygen is the 2nd most common gas in air.
Air composition (in % by volume and by moles):
oxygen --- I started to leave this because it is the wrong answer.
Oxygen is the second most abundant gas in Earth's atmosphere, making up about 21% of the air we breathe.
oxygen
Argon is the third most abundant gas in Earth's atmosphere, following nitrogen and oxygen. It makes up about 0.93% of the atmosphere.
the most abundant gas of the atmosphere is nitrogen with high percentage 78.09
oxygen --- I started to leave this because it is the wrong answer.
Oxygen is the second most abundant gas in Earth's atmosphere, making up about 21% of the air we breathe.
The second most abundant gas in the Earth's atmosphere is oxygen, which makes up about 21% of the gases in the atmosphere.
oxygen
Nitrogen is the most abundant gas in Earth's atmosphere, making up about 78% of the air we breathe.
Oxygen, which is about 21% while nitrogen is the most abundant at 78%.
Argon is the third most abundant gas in Earth's atmosphere, following nitrogen and oxygen. It makes up about 0.93% of the atmosphere.
Nitrogen is the first abundant gas in our atmosphere.
the most abundant gas of the atmosphere is nitrogen with high percentage 78.09
This gas is oxygen: 20,946 %.
Nitrogen
These gases are nitrogen and oxygen.