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2.21 10-18 j

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How much energy does a 9x10 wavelength photon have?

2.21•10^-18 J


How much energy does 9x10-8 m wavelength photon have?

2.21 x 10^-18 J


What is the wavelength of a photon that has three times as much energy as that of a photon whose wavelength is 779 nm?

Photon energy is proportional to frequency ==> inversely proportional to wavelength.3 times the energy ==> 1/3 times the wavelength = 779/3 = 2592/3 nm


How much energy is contained in a photon of green light?

The energy of a photon of green light with a wavelength of approximately 520 nanometers is about 2.38 electronvolts.


Transition A produces light with a wavelength of 400 nm Transition B involves twice as much energy as A What wavelenth light does it produce?

Energy per photon is proportional to frequency. That tells us that it's alsoinversely proportional to wavelength.So if Photon-A has wavelength of 400-nm, then wavelength of Photon-Bwith twice as much energy is 200-nm .


How much energy does a 9 x 10-8 m wavelength photon have?

The energy of a photon is given by E = hc/λ, where h is Planck's constant, c is the speed of light, and λ is the wavelength of the photon. Plugging in the values, the energy of a photon with a 9 x 10^-8 m wavelength is approximately 2.21 x 10^-18 Joules.


How much more energetic is a 720nm wavelength than a 520?

-- I have to assume that the '520' figure is also a wavelength in nm.-- The energy of a photon is proportional to its frequency. That also meansthat the energy is inversely proportional to its wavelength. So the photonwith the greater wavelength has less energy.-- 720/520 = 1.385The shorter-wave photon has 38.5% more energy than the longer-wave one.-- 520/720 = 0.722The longer wave photon has 72.2% as much energy as the shorter-wave one has.


How much energy does a 910-8 m wavelength photon have?

The energy of a photon is given by the equation E = hc/λ, where h is Planck's constant (6.626 x 10^-34 J s), c is the speed of light (3 x 10^8 m/s), and λ is the wavelength of the photon in meters. Plugging in the values, the energy of a photon with a wavelength of 9.10^-8 m is approximately 2.18 x 10^-15 J.


An electron requires 4.4 x 10-19 J of energy to be removed from its atom What is the wavelength of a photon that has this much energy?

450 nm


How much energy does a 9 times10-8 m wavelength photon have?

The energy of a photon is given by the equation E = hc/λ, where h is Planck's constant (6.63 x 10^-34 J*s), c is the speed of light (3 x 10^8 m/s), and λ is the wavelength of the photon. Plugging in the values, we find that the energy of a photon with a wavelength of 9 x 10^-8 m is approximately 2.21 x 10^-15 Joules.


How much energy is in 1 mol of an x-ray photon with a wavelength of .180 nm?

6.65X10^5 kj/mol


An electron requires 4 x 10-17 J of energy to be removed from its atom What is the wavelength of a photon that has this much energy?

4.8 - 5.2 nm