A heavy nucleus X of mass number 240 and...

A heavy nucleus X of mass number 240 and binding energy per nucleon 7.6 MeV is split into two fragments Y and Z of mass number 110 and 130. The binding energy of nucleons in Y and Z is 8.5 MeV per nucleon. Calculate the energy Q released per fission in MeV.

`200 Me V`

`-220 M eV`

`220 M eV`

`180 M eV`

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