Homework Statement
When ultraviolet radiation of wavelength 58.4 nm from a helium lamp is directed on to a sample of krypton, electrons are ejected with a speed of 1.59 Mm/s. Calculate the ionization energy of Krypton.Homework Equations
E=hv, \frac{1}{λ}=R(1- \frac{1}{n2} ) <- Lyman series...