What is the wavelength of the line in the Balmer series of hydrogen that is comprised of transitions from the n = 4 to the n = 2 level? (R = 1.097 × 107m−1 and 1nm =10−9 m )
What is the wavelength of the line in the Balmer series of hydrogen that is comprised of transitions from the n = 4 to the n = 2 level? (R = 1.097 × 107m−1 and 1nm =10−9 m )