Iodine-131 is a radioactive isotope of carbon. An atom of iodine-131 has 53 protons in its nucleus.
Another isotope of iodine is iodine-127.
(a) Determine the number of protons in an iodine-131 nucleus.
(b) Determine the number of neutrons in an iodine-127 nucleus.
(c) Determine the number of electrons orbiting the nucleus of a single iodine-131 atom.
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