The ground state electron energy level of lithium is -12.8 e V. If the transition to the second energy level requires the absorption of light at a frequency of 7.32 x 10# kHz, what is the energy of the second energy level? Give your answer in ev, correct to three significant figures and without a unit. Your answer Type hereA nucleus initially has 97 protons and 96 neutrons before undergoing a decay twice and then ' decay once. How many neutrons remain