Calculate ther energy in kilocalorie per mol of the photons of an electromagnetic radiation of wavelength 5700Ã…

Calculate the energy in kilocalorie per mol of the photons of an electromagnetic radiation of wavelength 7600Ã….

Find the energy of photon of electromagnetic radiation of wavelength 200 Å.

Summarise the photon picture of electromagnetic radiation .

Calculate the energy of 1 mol of photons an electromagnetic radiation of frequency 2.5xx10^(14)Hz." "[h=6.626xx10^(-34)J*s]

Calculate the energy associate with 1 mol of photon corresponding to electromagnetic radiation having a frequency of 5xx10^(14)Hz .

Calculate the photon energy in electron- volt for radiation of wavelength 1 metre.