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11-11-2018
Chemistry

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A certain shade of blue has a frequency of 7.33 × 10^14 Hz. What is the energy of exactly one photon of this light?

Respuesta :

12-11-2018

Answer:

486 zJ

Explanation:

The relation between the frequency (f) of a photon and its energy (E) is

E = hf

h = 6.626 × 10⁻³⁴ J·s

f = 7.33 × 10¹⁴ s⁻¹

E = 6.626 × 10⁻³⁴ × 7.33 × 10¹⁴

E = 4.86 × 10⁻¹⁹ J = 486 × 10⁻²¹ J = 486 zJ

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