a. Sr-85 decays by electron capture. What are the atomic symbol and mass number of the product? Product: b. At-209 decays by alpha decay. What are the atomic symbol and mass number of the product? Product: c. Sn-111 decays by electron capture. What are the atomic symbol and mass number of the product? Product: d. Be-7 decays by gamma emission. What are the atomic symbol and mass number of the product? Dreduct:

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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.