Answer to Question #72974 in Physics for Sean

Question #72974
A red phonton has a wavelength 652nm. Calculate its energy. (1nm is 10^-9 m )
1
Expert's answer
2018-01-30T10:09:07-0500
The energy of the photon is
E=hc/λ.
E=((6.626∙ 〖10〗^(-34) )( 3∙〖10〗^8))/(652∙〖10〗^(-9) )=3.05∙ 〖10〗^(-19) J.

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