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The Atomic Mass number is the sum of the protons and neutrons in an atom.

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The number of protons in an atom of an element determines the atom's what?

Mass Number


What is the one the determines the identity of an atom?

the one thing that gives an atom its identity is the mass number and the atomic number


What is a mass number atomic mass number?

The atomic number is the number of protons in an atom. This number is fixed and determines what element that atom is. The Atomic Mass is the mass of an atom and is roughly equivalent to the number of protons plus the average number of neutrons that atoms of that particular element.


What is an atomic number and a mass number?

The atomic number is the number of protons in an atom. This number is fixed and determines what element that atom is. The atomic mass is the mass of an atom and is roughly equivalent to the number of protons plus the average number of neutrons that atoms of that particular element.


What is the difference between mass number and atomic number?

The mass number is the total number of protons and neutrons in an atom's nucleus, while the atomic number is the number of protons in the nucleus. The mass number determines the atom's mass, while the atomic number determines the element's identity on the periodic table.


What particle determines the mass along with the protons of an atom?

Neutrons are the particles that contribute to the mass of an atom, along with protons. Neutrons have a similar mass to protons, but they do not have a charge. The number of protons and neutrons in an atom's nucleus determines its atomic mass.


What does the number of neutrons determine?

The number of neutrons in an atom determines the isotope of the element. Isotopes of an element have the same number of protons but differing numbers of neutrons. This affects the stability and nuclear properties of the atom.


What is the number of protons in one atom of an element determines the atom?

The number of protons determines the element's atomic number. When combined with the number of neutrons, it determines the element's atomic mass.


What is the partice that determines the mass of an atom?

The atomic mass is mainly determined by the total number of protons AND neutrons.


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


Which of the following determines the identity of an element atomic number mass number atomic mass or overall change?

Atomic number determines the identity of an element. It represents the number of protons in an atom's nucleus, which is unique to each element. Mass number refers to the total number of protons and neutrons in an atom's nucleus, while atomic mass is the average mass of an element's isotopes. Overall charge is determined by the number of protons and electrons in an atom, but it does not uniquely identify the element.


What number in an atom determines what kind of atom it is?

The atomic number, which is the number of protons in the nucleus, determines what kind of atom it is.