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How many neutrons and protrons are in iodine-131?

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Anonymous

∙ 15y ago
Updated: 8/18/2019

you can find the number of protons by looking at the atomic number (53), as the number of protons does not change between isotopes. You can find the number of neutrons by subtracting the atomic number from the Atomic Mass (131), therefore, iodine-131 has 53 protons and 78 neutrons.

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∙ 15y ago
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