the mass of an electron is 9.1*10^-25j if its K.E is 3.0*-25 j calculate it's wavelength
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Explanation:
The mass of an electron is 9.1 ×10–31 kg. If its K.E. is 3.0 × 10–25J, calculate its wavelength. Hence, the wavelength of the electron is 8.9625 × 10–7 m.
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