Question

hello. I have a question about the gases that make up the atmosphere . When I add these figures, it = more than 100 percent? I just want to know the gases that make up the atmosphere

Answer 1

The problem is that some of percentages of the gases were rounded. So after being round they make up more than a 100 %. The composition of the atmosphere may vary depending on the source of the information. A more precise concentration is: