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ntA nuclei of mass 220 amu in free state decays to emit an alpha particle.Kinetic energy of the alpha particle emitted is 5.4 MeV.The recoil energy of the daughter nucleus isn

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Q. A nucleus of mass 218 amu in free state decays to emit an

α

particle. Kinetic energy of the

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particle emitted is 6.7 MeV. The recoil energy (in MeV) of the daughter nucleus is:

Q. A stationary Thorium nucleus

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