In an `alpha` -decay, the kinetic energy of `alpha`-particles  is `48 MeV` and `Q` value of
Channel: Doubtnut
Date: 2020-07-26

In an `alpha` -decay, the kinetic energy of `alpha`-particles  is `48 MeV` and `Q` value of the reaction is `50 MeV`. The mass  number of the mother nucleus is (assume that daughter nucleus is in ground state)