What is the wavelength of the matter wave associated with an electron moving with a speed of 2.5 × 107 m/s? (melectron = 9.11 × 10-31 kg, h = 6.626 × 10-34 J ? s)

A) 29 pm
B) 35 pm
C) 47 pm
D) 53 pm


A

Physics & Space Science

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