number of protons present in the nucleus of an atom
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Answer:
The number of protons in the nucleus of the atom is equal to the atomic number (Z). The number of electrons in a neutral atom is equal to the number of protons. The mass number of the atom (M) is equal to the sum of the number of protons and neutrons in the nucleus.
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Explanation:
The number of protons present in an atom is equal to the atomic number of that element.
Proton is always present in the nucleus of an atom.
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