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Physics, 23.09.2020 17:01 robert7248

What gas would you expect to be in the letter A blank? 1 point
Gas
Percentage by Volume
A
78%
21%
B
Argon
0.93%
Carbon Dioxide
Neon
Helium
Methane
0.036%
0.0018%
0.00052%
0.00015%
0.00011%
Krypton
Hydrogen
0.00005%
oxygen
nitrogen
carbon dioxide
ozone
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What gas would you expect to be in the letter A blank? 1 point
Gas
Percentage by Volume...
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