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JEE Main & Advanced Physics Nuclear Physics And Radioactivity Question Bank Numerical Value Type Questions - Nuclear Physics and Radioactivity

  • question_answer
    Tritium \[\left( _{1}^{3}H \right)\]has a half-life of 12.5y against beta decay. What fraction of a sample of tritium will remain undecayed after 25y?

    Answer:

    0.25


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