garybaker2088 garybaker2088
  • 15-03-2024
  • Chemistry
contestada

A sample of material contains 40 μg of I-131. Assuming the isotopic mass of I-131 is 130.90852 g, determine:
a) The number of I-131atoms initially present.
b) The activity ofI-131in Becquerels and curies.

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