Cobalt-60 and iodine-131 are radioactive isotopes that are used in

(1) dating geologic formations

(2) industrial measurements

(3) medical procedures

(4) nuclear power

Verified Answer :

Colbalt-60 and iodine-131 are radioactive isotopes that are used in :(3). Medical procedures

Answer: Cobalt —60 and Iodine—131 are radioactive isotopes used in medical procedures

Explanation: