Question

which element are present in the air

Answer 1

the molecules of two different elements are present in the air that is nitrogen & oxygen

Answer 2

Air is a mixture of gases, mostly composed of nitrogen (78%) and oxygen (21%). The remaining 1% is made up of a mixture of other gases including argon, carbon dioxide, neon, helium, and methane.

• Additionally, air also contains water vapor (humidity), dust, and other particulate matter.

• Air is also composed of trace amounts of other gases such as ozone, nitrous oxide, and sulfur dioxide, which are produced by natural and human activities.

• Air also contains volatile organic compounds (VOCs), which are organic chemicals that easily evaporate at room temperature. They are found in many household and industrial products such as paints, cleaning supplies, and fuels.

• Air can also contain pollutants such as particulate matter, sulfur dioxide, nitrogen oxides, and carbon monoxide, which are produced by human activities such as industrial processes, transportation, and the burning of fossil fuels.

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