Suppose a neutral rho meson (rest mass 770 MeV/c2) decays at rest into two oppositely charged pions (rest mass 139.5 MeV/c2) .What is the momentum of each pion?
A) 305 MeV/c
B) 196 MeV/c
C) 359 MeV/c
D) 402 MeV/c
Correct Answer:
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