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The sum of protons and neutrons in an atom is called mass number.

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What two particles of the atom are added together to get the atomic mass?

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What two subatomic particles are added together to determine the mass number?

The two subatomic particles added together to determine the mass number of an atom are protons and neutrons. Protons have a positive charge, while neutrons have no charge, but both contribute to the mass of an atom.


Which of the following particles is used to determine the mass of an atom?

Mass of an atom is determined by the no. of protons+ no. of neutrons in the atom.


What two subatomic particles do you add together to get the mass number?

The two subatomic particles you add together to get the mass number of an atom are protons and neutrons. Protons have a positive charge, while neutrons have no charge, but together they contribute to the mass of an atom.


What particles are added together to determine atomic mass?

The atomic mass of an atom is determined by the sum of the number of protons and neutrons in its nucleus. Protons have a positive charge, and neutrons have no charge. The total number of protons and neutrons in an atom's nucleus is called its mass number.


What are the two parts of the atom that have a mass of 1 atomic mass unit?

The two parts of the atom that have a mass of approximately 1 atomic mass unit (amu) are protons and neutrons. Protons are positively charged particles found in the nucleus of an atom, while neutrons are neutral particles that also reside in the nucleus. Together, these particles make up the majority of an atom's mass. Electrons, on the other hand, have a negligible mass compared to protons and neutrons.


What two subatomic particles are added together to calulate the atomic mass?

Protons, neutrons and electrons.


What are necleons?

Nucleons are subatomic particles found in the nucleus of an atom. They include protons and neutrons. Protons are positively charged particles, while neutrons have no charge. Together, they determine the mass and stability of an atom.


What do you add together to get an atoms mass?

The protons and the neutrons, because those are the only particles in the atom that contain quarks.


What particles are used to determined the mass of an atom?

Mass of an atom = mass of protons + mass of neutrons


Which particles in a atom have a mass of 1?

protons and nuetrons


Which subatomic particles have mass and re included in the calculation of the atomic mass number?

Protons and neutrons are the subatomic particles that have mass and are included in the calculation of the atomic mass number. Electrons have very low mass compared to protons and neutrons and are usually not included in the atomic mass calculation as they contribute very little to the overall mass of an atom.