What is the wavelength of an electron that has a mass of 9.10938188 ✕ 10−31 kg...

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Question

What is the wavelength of an electron that has a mass of 9.10938188 ✕ 10⁻³¹ kg and a velocity of 3.16 ✕ 10⁶ m/s? Give your answer in angstroms.

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