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The electron has no Atomic Mass number.

The mass of an electron is roughly 1/1800 of the mass of a proton or neutron.

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Q: What is an electron's atomic mass number?
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Related questions

How do you find electrons?

you can find electrons by subtract the atomic number and atomic mass.


How many electrons and What is the atomic mass and number in chlorine?

17 electrons - atomic mass 35.5 and atomic number 17


Explain the difference between atomic mass and atomic number?


How can the number of proton neutron and electron be calculated to get atomic number and atomic mass?

atomic number is the amount of protons, equal to the atomic number, the electrons, minus the mass number atomic number is the amount of protons, equal to the atomic number, the electrons, minus the mass number atomic number is the amount of protons, equal to the atomic number, the electrons, minus the mass number


What is the atomic mass the same as?

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


If fluorine has an atomic number of 9 and an atomic mass of 19 how many electrons does fluorine contain?

The number of electrons is always the same as the atomic number. That gives you the number of protons and electrons. The atomic mass has nothing to do with it. What is the atomic number? That is your answer.


Does fluorine contain 10 electrons?

it has 9 electrons atomic number= number of protrons and electrons and atomic mass-atomic number=neutrons


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 do you calculate the atomic mass number?

the atomic mass number is the number of protons/electrons in an atom


How do you calculate the atomic mass?

the Atomic Mass number is the number of protons/electrons in an atom


How you calculate the atomic mass?

the Atomic Mass number is the number of protons/electrons in an atom


What is the difference between an element's atomic mass an its atomic number?

atomic number = number of electrons atomic mass = number of protons and neutrons (electrons don't add nearly anything to mass so they're not counted. ps: number of electrons = number of protons in a regular atom