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The answer depends on what you compare them with. Compared to protons, they do not.
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∙ 7y ago
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Why is it important for electrons to have no mass?
Actually, electrons do have mass.
How is mass related to electrons?
because the electrons plus the nuetrons equal the mass
An element's atomic mass does not include the mass of its?
...electrons, as they account for a negligible mass relative to the atom as a whole (electrons make up 1/1840th of the total mass, to be precise).
What is the mass of 3 electrons?
depends on the electrons
Do electrons have mass?
Yes, electrons have a mass of 9.1094 X 10−31 kg.
When calculating an atoms approximate mass how is the mass of electrons figured?
electrons are the same as protons
Why mass of electrons is excluded from atomic mass?
The mass of electrons is not excluded from atomic mass. The mass number of an isotope of an element excludes electrons because it is the sum of protons and neutrons.From Wikipedia, "The atomic mass (ma) is the mass of a specific isotope, most often expressed in unified atomic mass units. The atomic mass is the total mass of protons, neutrons and electrons in a single atom."
What is the mass of an ion with 107 electrons?
electrons have negligible mass. the mass of the ion depends on how many protons and neutrons are present.
When bromine reacts with other elements it gains electrons gaining electrons does not effect the mass of the bromine atoms explain why?
electrons have no mass
Who has the smallest mass electrons protons or neutrons?
Of the neutron, proton, and electron, the electron has the smallest mass.
Protons and electrons have this?
Protons and electrons have mass and charge.
How many electrons does it take to equal to the mass of one proton?
electrons are a 2000th of the mass of a proton/neutron. Because of this very low mass, electrons dont affect the mass number of elements on the periodic table
