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De Broglie Wavelength

De Broglie Wavelength

9. Quantum Mechanics / De Broglie Wavelength / Problem 1

A 12.5 g bullet is fired from a rifle. Calculate the speed the bullet needs in order to have a de Broglie wavelength of 3.5 nm.

ANSWERS OPTIONS

A

1.5 × 10^–23 m/s

B

5.7 × 10^–23 m/s

C

2.6 × 10^–22 m/s

D

8.4 × 10^–22 m/s

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