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Depends on the atom. The atomic number will give you the number of protons. The atomic weight will give you approximately the number of protons and neutrons combined.

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Q: The number of protons and neutrons in an atom?
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Related questions

The number of neutrons plus protons in the nucleus of an atom-?

nass number is the number of neutrons plus protons in the nucleus of an atom


What is the total amount of protons and neutrons in an atom?

The total amount of protons and neutrons in an atom is its mass number.


What is the sum of protons neutrons in an atom?

Mass number = Protons+Neutrons


What does the atomic number of an atom made of?

An atomic nucleus contain protons and neutrons; protons and neutrons contain quarks and gluons.


The mass number of an atom indicates the number of what?

The mass number is the sum of protons + neutrons.


What particles make up the mass of an atom?

The number of protons


What is the number of an atom with 5 protons and 7 neutrons?

To the find the mass number of an atom you add the protons and neutrons. Meaning that the mass number of this atom is 12.


What areParticles that makes protons and neutrons?

The sum of the number of protons and neutrons in an atom


What is the sum of protons and neutrons in an atom?

Mass number!:)


What is the mass number of 10 protons and 10 neutrons?

20. the mass of an atom is determined by the sum of the number of neutrons and protons the atom has.


What is the number of protons and neutrons called?

The number protons in an atom is called the atomic number (it is this number that tells us which element the atom is). The number of neutrons in an atom can change, but the term for the amount of neutrons is called an isotope. The number of protons and neutrons added together is called the atomic mass.


How do you find the neutrons for an atom?

Neutrons = Mass number - Number of Protons