Iodine-131 is administered orally in the form of Nal(aq) as

Last updated: 7/29/2022

Iodine-131 is administered orally in the form of Nal(aq) as a treatment for thyroid cancer. What is the half-life of iodine-131 if 33.2 days are required for the activity of a sample of iodine-131 to fall to 5.71 percent of its original value? __ days