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Nitrogen makes up 78.09%, oxygen makes up 20.95%, argon makes up 0.9340%, and the rest is very small amounts of carbon dioxide, neon, helium, methane, krypton, hydrogen, nitrous oxide, carbon monoxide, xenon, ozone, nitrogen dioxide, iodine, and ammonia.

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Q: Which of 3 gases make up 99.9 percent air?
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Which three gases make up over 99.9 percent of the air?

The three gases that make up over 99.9 percent of the air are nitrogen (about 78 percent), oxygen (about 21 percent), and argon (about 0.9 percent).


Which two gases make 99 percent of the air?

Nitrogen and Oxygen.


Which three gases make up 99.9 percent of the air?

co2, nitrogen and oxygen


What constitute 78 percent of air?

78 percent of air is nitrogen. Oxygen makes up about 21 percent of the air we breathe, while the remaining 1 percent is made up of other gases like argon, carbon dioxide, and trace gases.


What gases make most of your air?

oxygen


What does air pollution do to animals?

It will make them suffocate from thepoisnous gases in the air.


50 percent of the gases that make up the atmosphere are found below?

50 percent of the gases in Earth's atmosphere are found below an altitude of about 5.6 kilometers, or 18,000 feet. This part of the atmosphere is known as the troposphere and contains most of the weather and breathable air.


What are the mixture of gases that make the air?

oxygen, nitrogen, carbon dioxide, rare gases


What is the percent of air out of oxygen carbon dioxide nitrogen and other gases?

Air contain 78,084 % nitrogen, 20,946 % oxygen, 0,9340 argon, 0,039445 carbon dioxide, etc; air without gases is ... vacuum.


The gases in your atmosphere aside from the oxygen and nitrogen make up about what percentage of air?

The gases in the Earth's atmosphere aside from oxygen and nitrogen make up about 1% of air. This includes gases such as argon, carbon dioxide, and neon.


How many known gases are there?

There are over 50 known gases, including common gases like oxygen, nitrogen, and carbon dioxide, as well as more rare gases like xenon and krypton. These gases can exist in various forms, such as elemental gases, compound gases, and noble gases, each with its own unique properties and uses.


How much percent of the air in the earth's atmosphere is gasses?

About 99% of Earth's atmosphere is composed of gases, primarily nitrogen (78%) and oxygen (21%). Other gases like argon, carbon dioxide, and water vapor make up the remaining 1%.