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6. A photon of ultraviolet light of 25 nm possesses enough energy to mutate a strand of human DNA. Calculate the:
a. frequency of the light.
b. energy a photon of the light.
c. energy of a mole of photons of the light.
7. The energy required to break double-bonded oxygen in a riboflavin molecule is 23.94 kJ per mole of energy. Assuming light is used to break this bond:
a. What is the wavelength of a photon to break this bond?
b. What is the frequency of the photon?
c. What is the energy of a single photon?
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