A14-gramovariantumoristreatedusingasodiumphosphatesolutioninwhich thephosphorusatomsaretheradioactivePhosphorus-32isotopewithahalf-life of14.3daysandwhichdecaysviabetaemission(RBE=1)withanenergyof1.71MeV.Halfofthesodiumphosphatesolutionisabsorbedbythetumoranddeposits 9.0Jofenergyintoit.Theotherhalfofthesolutionisdispersedthroughoutthe patient’stissues,alsodepositing9.0Jofenergyintothe50.0kgofbodytissues. i. Whatisthedose(ingrayandrem)thatthetumorreceives? ii. Whatisthedose(inmilligrayandrem)thattherestofthetissuesreceives

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Half Life

The concept of Half Life has numerous practical applications some of them includes figuring out the effective drug dosage to finding out when a radioactive becomes safe to use. If you look for a career in Nuclear Physics you will need this concept.