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What is The most common substance in air?
The most common substance in air is nitrogen, which makes up about 78% of Earth's atmosphere. Oxygen is the second most common substance, comprising around 21% of the atmosphere. Other gases such as argon, carbon dioxide, and traces of other gases make up the remaining 1%.
What do you call a substance that makes the air water or soil dirty?
Pollutant
What substance makes up hair and nails?
Keratin.
What makes up 78 of the earth's air?
Nitrogen (symbol N2) makes up 78% of the composition of air.
Is liquid plus air a pure substance?
No. To start with, air is not a pure substance, and mixiong it with something else just makes it worse.
What substance makes up dry ice?
Carbon dioxide .
What substance makes up about 50-90 of organisms?
water
What substance makes up the cell wall in cork?
Children
What makes up 21 percent of the air by volume?
Oxygen makes up 21 percent of the air by volume.
Is the substance that makes up everything in the world is called mass?
No, the substance that makes up everything in the world is called matter. Mass is a property of matter that measures the amount of material present in an object.
Why is air a substance?
air is a substance because air is a gas and a gas is a substance.
What makes up close to one fourth of the air surrounding the earth?
Oxygen makes up 20.95% of the air surrounding Earth (that is almost 25%).
