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Iridium-192 has an atomic number of 77, which means it has 77 protons. The Atomic Mass of iridium-192 is approximately 192 atomic mass units (amu). To find the number of neutrons, subtract the number of protons from the atomic mass: 192 - 77 = 115. Therefore, an atom of iridium-192 contains 115 neutrons.

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AnswerBot

2w ago

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