highest energy? b) When analyzed, an unknown substance emits light of 6.59 x 10x14 Hz. Which element (from the above list) is likely in the sample? QUESTION 12 Fe K Mg Na Ni 4 In a previous lab job, I quantified metals in water samples for the Navy based on an element's characteristic wavelength of light. The following table contains a selection of those elements I analyzed. Ag 328.1 nm Au 267.6 nm Ba 455.4 nm Ca 422.7 nm Cu 324.8 nm 372.0 nm 404.7 nm 285.2 nm 589.6 nm 341.5 nm nent emits photons of the a) Which element emits photons of the highest energy? b) When analyzed, an unknown substance emits light of 6.59 x 1014 Hz. Which element (from the above list) is likely in the sample? L