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Chemistry
The equation for photon energy, , is where = 6.626×10−34 (Planck's constant) and = 3.00×108 (the speed of light). What is the wavelength, , of a photon that has an energy of = 3.99×10−19 ? How do go about solving this? I
asked by Trina on December 11, 2012 
Chemistry
The equation for photon energy, , is where = 6.626×10−34 (Planck's constant) and = 3.00×108 (the speed of light). What is the wavelength, , of a photon that has an energy of = 3.99×10−19 ? How do go about solving this? I
asked by Trina on December 10, 2012 
chemistry
What is the energy of a photon with a wavelength of 4.55 106 m? (The speed of light in a vacuum is 2.998 108 m/s. Planck's constant is 6.626 1034 J·s.)
asked by mary on October 21, 2010 
chemistry
What is the frequency of a photon with an energy of 7.40 1018 J? (The speed of light in a vacuum is 2.998 108 m/s. Planck's constant is 6.626 1034 J·s.)
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What is the wavelength of a photon with an energy of 6.35 1019 J? (The speed of light in a vacuum is 2.998 108 m/s. Planck's constant is 6.626 1034 J·s.)
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What is the energy of a photon with a wavelength of 1.45 103 nm? (The speed of light in a vacuum is 2.998 108 m/s. Planck's constant is 6.626 1034 J·s.)
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What is the energy of a photon with a wavelength of 8.45 102 nm? (The speed of light in a vacuum is 2.998 108 m/s. Planck's constant is 6.626 1034 J · s.)
asked by mary on October 21, 2010 
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Calculate the change in energy of an atom that emits a photon of wavelength 2.21 meters. (Planck’s constant is 6.626 x 1034 joule seconds, the speed of light is 2.998 x 108 m/s)
asked by Anonymous on September 30, 2015 
Physics
What is the energy of a single photon with a frequency of 7 x 10^8 Hz. (hint Planck's constant = 6.626 x 10^34) To type an answer in scientific notation, use 'e'. For example, Planck's constant would be typed in as 6.626e34.
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chemistry
What is the frequency of a photon with a wavelength of 5.60 107 m? (The speed of light in a vacuum is 2.998 108 m/s. Planck's constant is 6.626 1034 J·s.)
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