What gases air is made of?

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What gases air is made of?

Earth’s atmosphere is composed of about 78% nitrogen, 21% oxygen, and one percent other gases.

How many gases make up air?

Nitrogen — 78 percent. Oxygen — 21 percent. Argon — 0.93 percent. Carbon dioxide — 0.04 percent.

What two gases make up more than 95 of an inhaled breath?

The majority of the air we breathe is made up of nitrogen and oxygen, though you’ll also find argon, carbon dioxide and other gases in trace amounts.

Is air a gas or fluid?

Under normal conditions, matter exists as either a solid, a liquid, or a gas. Air is a gas. In any gas, we have a very large number of molecules that are only weakly attracted to each other and are free to move about in space.

Why air is called a mixture of gases?

Air is a mixture and not a compound because: Air does not have a formula like a mixture, while compounds have a fixed formula. When air is formed by gases, there is no energy change. Properties of air are variable and subjective to time and place.

How is air a fluid?

A fluids is any substance that flows. Air is made of stuff, air particles, that are loosely held together in a gas form. Although liquids are the most commonly recognized fluids, gasses are also fluids. Since air is a gas, it flows and takes the form of its container.

What are two gases that mostly make up the air?

The majority of the air we breathe is made up of nitrogen and oxygen , though you’ll also find argon, carbon dioxide and other gases in trace amounts. It’s a common misconception that oxygen is the most abundant gas in the air breathed on Earth; that honor goes to nitrogen, which makes up 78 percent of the air.

What are the four common gases in the air?

Nitrogen (N 2) – 78.084%

  • Oxygen (O 2) – 20.9476%
  • Argon (Ar) – 0.934%
  • Carbon dioxide (CO 2 ) 0.0314%
  • Which gas makes up most of the air?

    It’s a common misconception that oxygen is the most abundant gas in the air breathed on Earth; that honor goes to nitrogen, which makes up 78 percent of the air. Nitrogen occurs as N2 – two nitrogen atoms bonded together.

    Which gas makes up the most air we breathe?

    The gases that comprise the atmosphere are commonly referred to as air, which is what all living things on Earth breathe. The majority of the air we breathe is made up of nitrogen and oxygen , though you’ll also find argon, carbon dioxide and other gases in trace amounts.

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