The length of time required for half of the radioactive atoms in a sample to decay is its. A. half-life. . B. relative date. . C. radioactive date. . D. period.
The length of time required for half of the radioactive atoms in a sample to decay is its half-life. The correct option among all the options that are given in the question is the first option or option "A". The other choices are incorrect and can be easily neglected. I hope that this is the answer that has come to your help.
