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The mass number is the average Atomic Mass of all the isotopes that are found in nature.

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15y ago
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6y ago

The mass number is the sum of neutrons and protons.

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protons and neutrons

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protons and neutrons

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Protons and Neutrons

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Q: The mass number of an element is equal to the total number of?
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Related questions

The mass number of an elements is equal to?

the total number of protons and neutrons in the nucleus.


What is the atomic mass the same as?

The Atomic Mass is equal to the number of protons and electrons that an element has.


What is The atomic mass of an element is equal to?

The number of protons, electrons, and neutrons:P


The mass number of an element is equal to what of an element?

The sum of the number of protons and the number of nuetrons.


What is atomic mass of an atom equal to?

The atomic mass of an element is equal to the number of protons.


The molar mass of an element is equal to?

The element's average atomic mass.


What is the number of protons for platinum?

Platinum is a metal element. Atomic mass of it is 195.08.


What is the atomic mass in an element?

The atomic mass in an element is the total number of protons and neutrons in an atom's nucleus.


Why is the mass number bigger than the atomic number?

The atomic number of an element is the number of protonsin its atom's nucleus. The mass number of an element is the number of nucleons (protons or neutrons) in its atom's nucleus. Except in the case of hydrogen, which has no neutrons, the mass number will always be higher.


What is the mass number of an atom equal to?

The mass number of an atom is equal to the number of protons and neutrons that are in the nucleus of the atom. Atoms are the basic units of a chemical element.


Does the mass number equal the same number of electrons?

The atomic mass number does not equal the number of electrons in the element. The atomic number, on the other hand, does usually equal the number of electrons in the element, With the exception of ions.


How is the mass number related to the number of protons and neutrons and atoms has?

The mass number of an element is equal to the number of protons plus the number of neutrons.