An Electron M_e = 9

question 35

Multiple Choice

An electron m_e = 9.11 × 10^-31 kg) traveling with a velocity of 1.1 × 10⁶ m/s has a de Broglie wavelength of approximately

• A) 0.66 nm.
• B) 0.78 nm.
• C) 0.89 nm.
• D) 0.97 nm.
• E) 1.2 nm.

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