Recent content by JstCallMeTrix

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    Radioactive Decay: Calculate % Decayed, Atoms Remaining, Half-Life

    Homework Statement A radioactive sample contains 3.25 1018 atoms of a nuclide that decays at a rate of 3.4 1013 disintegrations per 26 min. (a) What percentage of the nuclide will have decayed after 159 d? % (b) How many atoms of the nuclide will remain in the sample? atoms (c) What is...