-19 Find the energy of the following. Express your answers in units of electron volts, noting that 1 eV = 1.60 × 10° J. (a) a photon having a frequency of 2.00 x 1017 Hz ev (b) a photon having a wavelength of 9.00 × 102 nm eV

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Nature of light

Light is transverse and electromagnetic radiation that exhibits the properties of a wave as well as a particle. For this reason, light is said to have a “dual nature.”