The number of neutrons in an atom of I-131 is:

Name: The number of neutrons in an atom of I-131 is:
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The atomic number of Iodine (I) is 53, which indicates the number of protons in its nucleus. The atomic mass of I-131 is approximately 131, which represents the total number of protons and neutrons in the nucleus. Therefore, the number of neutrons in I-131 can be calculated as 131 (atomic mass) - 53 (atomic number) = 78.

The Number of Neutrons in an Atom of I-131 Is