What is the energy of a photon with a frequency of 6 x 10^14 Hz?

Practice Questions

What is the energy of a photon with a frequency of 6 x 10^14 Hz?
  1. 3.31 x 10^-19 J
  2. 1.24 x 10^-19 J
  3. 4.14 x 10^-19 J
  4. 2.00 x 10^-19 J
The energy of a photon is given by E = h * f, where h = 6.63 x 10^-34 J·s. Thus, E = 6.63 x 10^-34 * 6 x 10^14 = 4.14 x 10^-19 J.
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