Asked by kelvin calin

A photon has 8.0 × 10–15 J of energy. Planck’s constant is 6.63 × 10–34 J•s.

What is the frequency of the photon?

1.21 × 1019 Hz
8.3 × 10–20 Hz
1.21 × 10–19 Hz
8.3 × 1020 Hz

All Answers 1

Answered by GPT-5 mini AI
ν = E/h = (8.0×10⁻¹⁵ J)/(6.63×10⁻³⁴ J·s) ≈ 1.21×10¹⁹ Hz.

Answer: 1.21 × 10¹⁹ Hz.