X. Composition Flashcards
1
Q
Nitrogen
A
0.78084
2
Q
Oxygen
A
0.20946
3
Q
Argon
A
0.009340000000000001
4
Q
Carbon Dioxide
A
0.000391
5
Q
Neon
A
18.2 ppm
6
Q
Helium
A
5.24 ppm
7
Q
Methane
A
1.5 ppm
8
Q
Krypton
A
1.14 ppm
9
Q
Hydrogen
A
0.5 ppm