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OpenStudy (anonymous):
Calculate the change in energy of an atom that emits a photon of wavelength 2.21 meters. (Planck’s constant is 6.626 x 10-34 joule seconds, the speed of light is 2.998 x 108 m/s)
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OpenStudy (cuanchi):
E=hc/λ
OpenStudy (anonymous):
@Cuanchi what is hc? is it something times speed of light? i know
OpenStudy (diamondboy):
h is planck's constant while c is the speed of light
OpenStudy (anonymous):
@diamondboy alright thanks G
OpenStudy (diamondboy):
Thank God
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