Question

What is the energy of a photon with a frequency of 7.33 X 10^14 s^-1? (h= 6.626 X 10^-34 J X S)

Answer 1

E = hf 

h = 6.626*10^-34 Js

f = 7.33 * 10¹⁴ s^-1

E = 6.626*10^-34 x 7.33 *10¹⁴ = 48.6* 10 ^-20J