2234jayda 2234jayda

Today at 7:03 PM
Health

Answered

Why does the atomic mass of an atom not include the electron?

Answer :

AddisynGrooms AddisynGrooms

Today at 7:08 PM

Answer:

Because the mass contributed by electrons is dwarfed by the nuclear contribution. There exists three orders of magnitude difference. Electronic mass can be ignored to a first approximation.

Explanation:

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kewebster09 kewebster09

Today at 7:08 PM

Answer:

electron mass is so small that it is not counted in an atom's mass.

Explanation:

Electrons are much smaller than protons or neutrons

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