Re: Front / rear weight distribution
Okay, okay... you caught on, and yet I was off by one percent. Bad memory. But, in my defense, the reason for my percentage error is that I'm apparently severely oxygen-starved, with my brain running on just 21 percent of the stuff, as seen below. Krypton... hmmm, now I'd like to get ahold of some of that!
Gas volume of our atmosphere:
Nitrogen (N2) 780,840 ppmv (78.084%)
Oxygen (O2) 209,460 ppmv (20.946%)
Argon (Ar) 9,340 ppmv (0.9340%)
Carbon dioxide (CO2) 381 ppmv
Neon (Ne) 18.18 ppmv
Helium (He) 5.24 ppmv
Methane (CH4) 1.745 ppmv
Krypton (Kr) 1.14 ppmv
Hydrogen (H2) 0.55 ppmv
Not included in above dry atmosphere:
Water vapor (highly variable) typically 1%
ppmv: parts per million by volume
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