How many photons of red light (λ = 610 nm) does it take tohave a total energy of12 J?1 photons
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Violet light has a wavelength of about 410 nm. What is its frequency? Calculate the energy of one photon of violet light. What is the energy of 1.0 mol of violet photons? Compare the energy of photons of violet light with those of red light. Which is more energetic?
Gamma rays are photons with very high energy.What is the wavelength of a gamma-ray photon with energy 1.40×10-13 J? How many visible-light photons with a wavelength of 459 nm would you need to match the energy of this one gamma-ray photon?