If you have a sample of radioactive material that weighs 2 grams, and only 1 gram is left that is radioactive after 5 years, what is this material's half life? O A. 10 years O B. 5 years O C. 2.5 years O D. 1 year

Q: Pls. refer to the given answer choices so that i will know if my solution is wrong

A: 100% undecayed  at time 0 .

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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.