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1 Half life of a radioactive element is the time required for the element to...

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1 Half life of a radioactive element is the time required for the element to reduce to half of its initial concentration A t A where The rate of change of concentration is calculated by the formula is the half life of the material A is the initial concentration of the radioactive element in the given sample A t is the concentration of the radioactive element in the sample after time t If Radium has a half life of 1600 years and the initial concentration of Radium in a sample was 100 then calculate the percentage of Radium in that sample after 2000 years UTE OF TECHNOL 1 35 2 42 3 19 4 21

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