For a radioactive isotope with t1/2 38.7 hr, how many hours will it take for a 3.27 mCi sample to decay to .351 mCi? O 86.4 O 189 O.0567 O 54.1

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Writing and Balancing Nuclear Equations

A nuclear equation is a symbolic representation of a nuclear reaction using certain symbols. It is studied in nuclear chemistry and nuclear physics.