What Is the Wavelength of the Matter Wave Associated with an Electron

question 41

Multiple Choice

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

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

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