annieflores487 annieflores487

10-06-2022
Physics

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Calculate the energy of a photon having a wavelength of 4.00 x 10-7 meter in air.

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indrawboy indrawboy

10-06-2022

E=hf

h = Planck's constant (6,626.10⁻³⁴ Js)

f = c / λ

E= (6,626.10⁻³⁴ x 3 x 10⁸)/4 x 10⁻⁷

E = 4.97 x 10⁻¹⁹ J

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