Proton
Proton
https://sites.google.com/site/etbible/home/background/mass/proton
https://da.wikipedia.org/wiki/Proton
https://en.wikipedia.org/wiki/Proton
mass 1.672621898(21)×10−27 kg[1]
https://sites.google.com/site/etbible/home/background/mass/proton
https://da.wikipedia.org/wiki/Proton
https://en.wikipedia.org/wiki/Proton
mass 1.672621898(21)×10−27 kg[1]