the mass of an electron is 9.1 × 10^-31 kg. if its k.e is 3.0 × 10^-25 J, calculate its wavelength. structure of atom.

the mass of an electron is 9.1 × 10^-31 kg. if its k.e is 3.0 × 10^-

1.	the mass of an electron is 9.1 × 10^-31 kg. if its k.e is 3.0 × 10^-25 J, calculate its wavelength. structure of atom.
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