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    Understanding Radioactive Decay Calculations

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    The half-life of Iodine-126 is 60 days. If the original sample had a mass of 50.0 grams, how much is left after 360 days?

    © BrainMass Inc. brainmass.com March 4, 2021, 5:43 pm ad1c9bdddf
    https://brainmass.com/physics/half-life/understanding-radioactive-decay-calculations-7525

    Solution Preview

    To solve this problem, compare the half-life to the # of days:
    half-life = 60 days
    # of days = 360 ...

    $2.49

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