Question

the Earths atmosphere is a mixture of what?

Answer 1

Earth's atmosphere is 78% nitrogen, 21% oxygen, 0.9% argon, and 0.03% carbon dioxide with very small percentages of other elements. Our atmosphere also contains water vapor. In addition, Earth's atmosphere contains traces of dust particles, pollen, plant grains and other solid particles.

Answer 2

78% nitrogen, 21% oxygen, 0.9% argon, and 0.03% carbon dioxide and other elements