Question

Calculate the energy of a photon of wave length 1 Å. Given Planck's constant
h=6.63 x 10-34 J.S.​

Answer 1

Answer:

1.989 x $10^{-26}$ J

Explanation:

E = hc/λ

   = (6.63 x $10^{-34}$ x 3 x $10^{8}$) / 1 x $10^{-10}$

   = 1.989 x $10^{-26}$

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Answer 2

Answer:

Explanation:

THE energy of a photon can be calculated by E≈hv

E≈6.63×10_24

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