Question

The main constituent of atmosphere by percent is​

Answer 1

Composition of air

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

Answer 2

Answer:

78.o9Percent of nitrogen

20.95 percent of oxygen

0.93 percent of argon

0.04 percent of carbon dioxide and other gases present