lodine-131 is used to treat Graves disease, a disease of the thyroid gland. The amount of 131 used depends on the size of the gland. If the dose is 86 microcuries per gram of thyroid gland, how many grams of 1311 should be administered to a patient with a thyroid gland weighing 23 g? Assume all the iodine administered accumulates in the thyroid gland. x 10 i g 131

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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.