Isotopes include two or more versions of an atom of a given element that have the same number of protons but a different number of neutrons. An isotope symbol communicates information about the element (specifically, the symbol), the atomic number of that element, and the mass number of the specific isotope of the atom.
Isotopes - Questions 12 Help
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Version 1:
An isotope contains 22 protons and has a mass number of 48. Construct the symbol for the isotope.