What is the speed of a 300-eV proton? What is the speed of a 300-eV electron?
Key: 2.40x10^5, 1.03x10^7© BrainMass Inc. brainmass.com September 19, 2018, 9:31 am ad1c9bdddf - https://brainmass.com/physics/electricity-magnetism/electron-volt-32479
Assume that E = (1/2)mv^2 (meaning no relativistic effects)
v = (2E/m)^(1/2)
so then ...
The solution provides step-by-step calculations for solving the speed of an electron and a proton.