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The composition of a nuclide (atomic nucleus) is defined by the number of protons Z and the number of neutrons N, which sum to mass number A.Proton number Z, also named the atomic number, determines the position of an element in the periodic table. The approximately 3300 known nuclides are commonly represented in a chart with Z and N for their axes and the half-life for radioactive decay

The composition of a nuclide (atomic nucleus) is defined by the number of protons-example-1
User Mech
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B? I think I remember this on a assignment I’m not sure
User Thomas Mutzl
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Answer:

B

Step-by-step explanation:

I remember the map from history

User Thoth
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