The KE of a hydrogen atom's electron is 12.65 eV. Calculate the velocity of the electron?
Chemistry/physics - DrBob222, Sunday, June 8, 2014 at 2:39pm
What's the trouble here?
Change 12.65 eV to joules = KE and solve for v. m = approx 9.11E-31 kg but you should confirm that since my memory isn't all that good any more.