The equation for photon energy, E, is E=hcλ where h = 6.626×10−34 J⋅s (Planck's constant) and...

Question

Question

The equation for photon energy, E, is

E=hcλ

where h = 6.626×10⁻³⁴ J⋅s (Planck's constant) and c = 2.99×10⁸ m/s (the speed of light).

What is the wavelength, λ, of a photon that has an energy of E = 3.39×10⁻¹⁹ J ?

Express your answer numerically in meters.

science chemistry

Answer 1

Answer #1

We have,

Energy of the photon, E = hc/

Where, h is the Planck’s constant and c is thewavelength of light

= hc/E = (6.626×10^-34 J⋅s) x (2.99×10⁸ m/s)/(3.39 x 10^-19 J) = 5.84 x 10^-7 m

Wavelength of the photon = 5.84 x 10^-7 m

Answer 2

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