A photon has a frequency of 6.0 104 Hz. (a) Convert this frequency into wavelength (nm).

Question:

A photon has a frequency of 6.0 × 104 Hz.
(a) Convert this frequency into wavelength (nm). Does this frequency fall in the visible region?
(b) Calculate the energy (in joules) of this photon.
(c) Calculate the energy (in joules) of 1 mole of photons all with this frequency.