Unformatted text preview: E = (-2.18 x 10-18 J)(1/n2) = energy in hydrogen atom o n = integer from 1 to = quantum number o ground state - lowest energy state o excited state - higher energy state o E = (-2.18 x 10-18 J)(1/2) = 0 DE = Efinal - Einitial = Ephoton = hn = hc/l = (-2.18 x 10-18 J)(1/nf2 - 1/ni2) o ni = initial energy state o nf = final energy state o l = hc / DE o n = = DE / h doesn't explain spectra of any atom besides hydrogen electrons actually show properties of waves Find the de Broglie wavelength of an electron w/ velocity 5.97 x 106 m/s Given: o l = h/(mv) o m = 9.11 x 10-28 g = 9.11 x 10-31 kg o h = 6.63 x 10-34 o v = 5.97 x 106 l = (6.63 x 10-34) / (9.11 x 10-31 x 5.97 x 106) l = 1.22 x 10-10 m...
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- Spring '08
- vacillian
- 18 J, 10 m, 31 kg, 28 g, 106 m/s
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