Oxygen
Nitrogen.
The element that makes up approximately 0.9 percent of the air is argon. Argon is a noble gas and is the third most abundant gas in the Earth's atmosphere, following nitrogen and oxygen. It plays a minimal role in chemical reactions due to its inert nature.
Oxygen
The element that makes up about four-fifths of the air is nitrogen. Nitrogen comprises approximately 78% of the Earth's atmosphere by volume. It is an inert gas that plays a crucial role in various biological and chemical processes, including the nitrogen cycle.
Nitrogen. To be specific it takes up 78% of air whilst Oxygen takes up 21%. The remaining percentage consists of various gases including carbon dioxide.
Nitrogen gas makes up approximately 78% of Earth's atmosphere.
78%
Nitrogen makes up approximately 80% of normal air and can be used to make laughing gas, also known as nitrous oxide.
The element is nitrogen. It exists as a diatomic gas (N2) and makes up approximately 78% of Earth's atmosphere.
78 percent Air is mostly gas The air in Earth's atmosphere is made up of approximately 78 percent nitrogen and 21 percent oxygen.
Oxygen is approximately 21% of the air we breathe.
Approximately 78% of the Earth's atmosphere is composed of nitrogen gas.
Nitrogen.
Nitrogen gas makes up about 78% of Earth's atmosphere.
Oxygen gas makes up just over 20% of the air around us.
Nitrogen is the gas that makes up about 78% of the Earth's atmosphere.
Oxygen is the gas that accounts for about 20 percent of Earth's atmosphere.