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15-02-2018
Chemistry

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How many protons are in the nucleus of the isotope in-115?

Respuesta :

15-02-2018

Isotope In-115, is the element indium.
Indium has an atomic number of 49.
In this case, mass number is 115.

The atomic number = # of protons.

Therefore 49 protons in isotope In-115.

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