What Is the Wavelength of an Electron (M = 9

question 113

Multiple Choice

What is the wavelength of an electron (m = 9.11 × 10^-28 g) moving at 1/5 the speed of light?

• A) 9.36 × 10^-9 m
• B) 1.21 × 10^-11 m
• C) 6.73 × 10^-8 m
• D) 2.42 × 10^-12 m
• E) 4.85 × 10^-10 m

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