Find the energy of a quantum of violet light with a wavelength of 380 nm.
| November 25, 2020 | education
E = hn n- frequency n = c / l (l- wavelength)
h = 6.63 * 10 ^ -34; c = 3 * 10 ^ 8 substitute and get:
E = hc / l = 6.63 * 10 ^ -34 * 3 * 10 ^ 8/380 * 10 ^ -9 =
0.5 * 10 ^ -19 J
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