Answer to Question #87837 in General Chemistry for jason

Question #87837

If the de Broglie wavelength of an electron is 260 nm, what is its velocity? The mass of an electron is 9.11×10-31 kg.

A. 3.57×10-4 m/s
B. 2.80×10-15 m/s
C. 2.80×10-6 m/s
D. 2.80 m/s
E. 2.80×103 m/s

Expert's answer

E. 2.80×103 m/s

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