State balanced nuclear reaction for the decay of iodine-131

Reference no: EM13545094

Iodine-131 is used to treat thyroid cancer. It decays by betaemission and has a half-life of 8.1 days.

a) Write a balanced nuclear reaction for the decay of iodine-131.

b) What is the activity ( in Ci) of a 2.5-mg sample of the isotope?

Reference no: EM13545094

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