An isotope whose nucleus decays spontaneously and gives off particles and energy is:________
1 answer:
An isotope whose nucleus decays spontaneously and gives off particles and energy is: <u>a radioactive isotope</u>
<u></u>
The isotope of the atom of a chemical element is an atom of the same element with the same number of protons but with a different number of neutrons, therefore the atomic mass of an element varies according to its isotope
<h3>What is an atom?</h3>The atom is the smallest part of the composition of matter, it is indivisible and is composed of a nucleus that has protons and neutrons, and around the nucleus there are the electrons.
Learn more about the atom at: brainly.com/question/17545314
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