A photon has an energy of 5.53 × 10⁻¹⁷ J. What is its frequency in s⁻¹ ? A)3.66 × 10 ⁻⁵⁰s ⁻¹ B)1.20 × 10 ⁻¹⁷s ⁻¹ C)3.59 × 10 ⁻⁹s ⁻¹ D)2.78 × 10 ⁸s ⁻¹ E)8.35 × 10 ¹⁶ s ⁻¹

Question

Quizplus · Accepted Answer

The energy of a photon is given by E = hν, where h is Planck's constant (6.626 × 10^-34 J·s). Solving for frequency ν gives ν = E/h = (5.53 × 10^-17 J) / (6.626 × 10^-34 J·s) = 8.35 × 10^16 s^-1.

A Photon Has an Energy of 5