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    Redioactivity: Fraction of activity of isotope and half-life

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    A radioactive isotope has a decay constant lambda = 0.0582 s-1.

    a) What is the half-life of the isotope in seconds?

    b) What fraction of the activity of a sample of the isotope will remain after 30 seconds?

    c) Identify the name of the isotope.

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    https://brainmass.com/physics/isotopes/radioactivity-fraction-activity-isotope-half-life-61510

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    Please see the attached file.

    Isotope
    A radioactive isotope has a decay constant lambda = 0.0582 s-1.

    a) What is the half-life of the isotope in seconds?
    b) What fraction of the activity of a sample of the isotope will remain after 30 seconds?
    c) Identify the name of the ...

    Solution Summary

    Half life and fraction of activity after 30 second are analyzed.. The fraction of the activity of a sample of the isotopes what will remain after 30 seconds are determined.

    $2.49

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