Use the DeBroglie relation
a] For the electron: K.E = 4.10 eV
so,
b] For the proton: K.E = 4.10 eV
so,
2]
Use Heisenberg's uncertainty relation:
=>
=>
=> or about 106 m/s.
An electron has a kinetic energy of 4.10 eV. Find its wavelength. 5.995 times 10^23 -...
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