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  • 23-01-2024
  • Chemistry
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Which of the following criteria is true when describing the isotope of 131 I 53?
1) It has 131 protons and 53 neutrons
2) It has 131 neutrons and 53 protons
3) It has 131 electrons and 53 protons
4) It has 131 protons and 53 electrons

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