1 mole of photons, each of frequency 250 s^(-1) would have approximately a total energy of _____ erg.

1 mole of photons, each of frequency 250 s^(-1) would have approximate

1.	1 mole of photons, each of frequency 250 s^(-1) would have approximately a total energy of _____ erg.
Answer» Solution :`E = NH vartheta = 6 XX 10^(23) xx 6.6 xx 10^(-27) xx 250 = 1 ` erg