Question

name the gases present on earth and how much​

Answer 1

Answer:

nitrogen is present on 78% and oxygen is present 21% and smoke very small amount of carbon dioxide is present in 0.03% and very small traces of methane, nitric acid and other harmful gases

Answer 2

earth's atmosphere is composed of about 78 percent of nitrogen , 21% of oxygen , 0.9% of argan and 0.1% other gases......