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3.If a proton (mass =1.67x10 -27 kg) and antiproton annihilate each other, will the resulting photons have longer or shorter wavelengths than those
3.If a proton (mass =1.67x10-27 kg) and antiproton annihilate each other, will the resulting photons have longer or shorter wavelengths than those from the electron/positron process? Explain your reasoning.