Question: When technetium-99m decays to technetium-99, a gamma photon corresponding to an energy of 0.143 MeV is emitted. What is the wavelength of this gamma emission?

When technetium-99m decays to technetium-99, a gamma photon corresponding to an energy of 0.143 MeV is emitted. What is the wavelength of this gamma emission? What is the difference in mass between Tc-99m and Tc-99?

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The energy of a photon is E hc where h is Plancks constant Therefore 86... View full answer

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