) What fraction of a radioactive sample remains after one, two, and three half-lives have elapsed? b)In 1932, Robert Chadwick irradiated a beryllium target with alpha particles. Analysis showed that the following nuclear reaction had occurred: 2He 4 + 4Be 9 → 6C 12 + ?X ? . Balance the reaction and identify the unknown product. c) Can carbon-14 be used to estimate the age of a ceramic pot? Explain briefl

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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.