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Using me, c, and h, find a length?
How do I find a length (any length) given the following info?
hc = 12400 angstrom eV
meC^2 = 0.5 MeV =0.5 * 106 eV
h is the sped of leght, c is planck constant and me is electron mass.
I just don't even know where to start.
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