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3. Radioactive iodine is used to investigate tumours of the thyroid gland. Iodine-131 has a half life of 8 days. It is u
Posted: Thu Jul 07, 2022 1:44 pm
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- 3 Radioactive Iodine Is Used To Investigate Tumours Of The Thyroid Gland Iodine 131 Has A Half Life Of 8 Days It Is U 1 (32.67 KiB) Viewed 20 times
3. Radioactive iodine is used to investigate tumours of the thyroid gland. Iodine-131 has a half life of 8 days. It is used as a tracer in the human body to investigate if the thyroid gland is working properly. After it is administered to a patient, it is monitored by a doctor for several days. Another isotope iodine-128 has a half-life of 25 minutes. a. Explain why iodine-128 is unsuitable to be used here. b. Calculate the decay constant in s-ยน and the activity of 1mg sample of iodine-131.