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Protons and neutrons, which are found in an atom's nucleus, account for most of an atom's mass. Electrons, which orbit the nucleus, have much less mass compared to protons and neutrons.

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Q: What subtomic particle account for most all of an atoms mass?
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Related questions

What subtomic particle has the same mass as a proton?

The neutron is the subatomic particle that has the same mass as a proton. Both have a mass of approximately 1 atomic mass unit.


Which subatomic particle has such a small mass that is not used to calculate the atoms atomic mass?

electron


Which particle has the smallest mass atoms or electron?

An electron has a much smaller mass than any atom.


Which has the smallest mass?

An electron has the smallest mass compared to a proton and a neutron.


What two particle's account for almost all of the mass of an atom?

Protons and neutrons.


What is a neutral subatomic particle in an atoms nucleus that has a mass nearly equal to a protons and no change?

Neutrons.


What the smallest particle in a atom?

Size on the scale of atoms is very hard to define. The electron has zero mass. Quarks have varying amounts of mass.


Particle with a large mass and a posiive charge?

A particle with a large mass and a positive charge could be a proton. Protons are fundamental particles found in the nucleus of atoms and carry a positive charge. They have a mass approximately 1836 times that of an electron.


Which particles account for most of the atoms mass?

Protons and neutrons account for most of an atom's mass. Electrons have a very small mass compared to protons and neutrons.


What tells you how heavy an element's atoms are compared with atoms of other elements?

The atomic mass of an element tells you how heavy its atoms are compared with atoms of other elements. Atomic mass is the average mass of an atom of an element, taking into account all its isotopes and their abundance.


Which two subatomic particles make up most of the atoms mass Where are they located?

These particle are neutrons and protons; they are located in the atomic nucleus.


How do the mass and size of an alpha particle compare with mass and size of beta particle?

An alpha particle is larger and has more mass than a beta particle. An alpha particle is made up of two protons and two neutrons, giving it a mass of 4 atomic mass units, whereas a beta particle is much lighter and has a mass close to that of an electron. Size-wise, an alpha particle is larger in diameter compared to a beta particle.