Question

How do you calculate the energy of a photon of radiation with a frequency of `8.5 times 10^14` `Hz`?

Answer 1

`E = 5.6*10^-19J`

Explanation:

`E = hf`

`h` = planck's constant = `6.6262*10^-34 Js`

`f` = frequency

`Hz = s^-1`

`E = (6.6262*10^-34Js)(8.5*10^14s^-1)`

`E = 5.6*10^-19J`