Chemistry, 18.05.2021 05:10, silveryflight

A scientist observes light from a star with a wavelength λ of 97 nanometers (9.7 × 10-8 m). What is the photon energy, E, of this light? This can help:

ν=c/λ
speed of light in a vacuum, c = 3.00 × 108 meters/second
Planck’s constant, h = 4.136 × 10-15 eV ∙ s

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A scientist observes light from a star with a wavelength λ of 97 nanometers (9.7 × 10-8 m). What is...