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QUESTION
copper 64 used to study brain tumors. assume that the original mass of a sample of copper 64 is 26. after 64 hours all that remains is 0.8125g of...
copper 64 used to study brain tumors. assume that the original mass of a sample of copper 64 is 26.000g. after 64 hours all that remains is 0.8125g of copper 64. what is the half life of this radioactive isotope?
