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Physics 17 Online
OpenStudy (anonymous):

What is the mass of a proton in kg?

OpenStudy (anonymous):

\[1.6726 x 10^{-27} kg\]

OpenStudy (anonymous):

thank you soooooo much pavel. :)

OpenStudy (anonymous):

and wiki says \[1.672621777(74)x10^{-27}\] np :)

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