Ask a New Question

Asked by Jake

(a) If the wavelength of an electron is 5.37 ✕ 10−7 m, how fast is it moving?

(b) If the electron has a speed equal to 3.80 ✕ 106 m/s, what is its wavelength?

What equation should I use?
8 years ago

Answers

Answered by bobpursley
wavelength= planck's constant/(mass*velocity)

http://chem.libretexts.org/Core/Physical_and_Theoretical_Chemistry/Quantum_Mechanics/02._Fundamental_Concepts_of_Quantum_Mechanics/De_Broglie_Wavelength
8 years ago

Related Questions

if the wavelength of the first line in the balmer series in a hydrogen spectrum is 6863A .calculate... What is the wavelength λ of the photon that has been released by−2.05×10−18 J? What is the wavelength of a photon having a frequency of 71.6 THz? So I know 1 THz = 10 to the po... What is the wavelength (in nm) of an electron with v = 6.0x 105 m/s? What is the wavelength of an electromagnetic wave with frequency 50.0 MHz? Am I starting this pro... What happens to the wavelength when the frequency increases?(1 point) Responses The wavelength d... What happens to the wavelength when the frequency increases? O The wavelength increases O The... What is the wavelength of the stationary sound source and the wavelength that a person in the car pe... What is the wavelength of the microwaves that cook your food? Cute Microwave Cute Cute egg Illus...
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use