name of gesses surround earth and their percentage accurate answer need.?

Answer 1

PERMANENT gases in the atmosphere by percent are:

Nitrogen 78.1%
Oxygen 20.9%

(Note that these two permanent gases together comprise 99% of the atmosphere)

Other permanent gases:

Argon 0.9%
Neon 0.002%
Helium 0.0005%
Krypton 0.0001%
Hydrogen 0.00005%

VARIABLE gases in the atmosphere and typical percentage values are:

Water vapor 0 to 4%
Carbon Dioxide0.035%
Methane 0.0002%
Ozone 0.000004%

Answer 2

Atmospheric composition of the Earth:

Nitrogen = 78.084%
Oxygen = 20.9476%
Water = 0 - 3%
Argon = 0.934%
Carbon dioxide = 0.0314%
Neon = 0.001818%
Helium = 0.000524%
Krypton = 0.000114%
Methane = 0.0002%
Hydrogen = 0.00005%
Xenon = 0.0000087%
Carbon Monoxide = ~0.0001%

Answer 3

What is gesses?