WebSolution: The number of atoms of iodine-131 can be determined using isotopic mass as below. NI-131 = mI-131 . NA / MI-131. The activity of the iodine-131 in curies can be determined using its decay constant: The iodine-131 has a half-life of 8.02 days (692928 sec), and therefore its decay constant is: Using this value for the decay constant, we ... Web131 I has a radioactive half-life of 8 days and a high-energy emitter; it is used mainly in the therapy of hyperthyroidism and thyroid cancer. 2. 123 I has a radioactive half-life of 13 hours and has replaced 131 I for diagnostic purposes; however, for in vivo imaging meta-stable technetium-99 ( 99m Tc) is often preferred, because of its lower radiation dose, …

Iodine-131 Sodium Iodide in Thyroid Disorder Open Medscience

WebIodine-131, a beta emitter, has a half-life of 8 days. A 2-gram sample of initially pure iodine-131 is stored for 32 days. How much iodine- 131 remains in the sample afterward? 15. An accident in a laboratory results in a room being contaminated by a radioisotope with a half-life of 3 days. how do you dispute a charge with chime

Answered: Iodine-131 has a half-life of 8.04… bartleby

Web3 jul. 2014 · In this question, the half-life of iodine-131 is 8 days, which means that after 8 days, half of the sample would have decayed and half would be left undecayed. after 8 … Web29 jun. 2024 · Despite the well-known utilization of radioiodine treatment in DTC, i.e., iodine-131, radioiodine imaging in DTC is typically performed with iodine-123 and iodine-131, ... long-lived PET radionuclide and has a physical half-life of 4.2 days . It decays dual high-energy positrons (1532 keV (11%) and 2135 keV (11%)) ... Web14 mrt. 2024 · Iodine-131 is a radioactive form of iodine. After the crisis at a Japanese nuclear power plant in March 2011, elevated levels of this substance were detected … phoenix gluten free products