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Q: The mass of an atom compared to the mass of a carbon-12 atom is called the?
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Why is the atomic mass scale also called the relative atomic mass scale?

All atomic masses are determined by comparing them to the mass of an atom of carbon12. One atomic mass unit equals one twelfth the mass of an atom of carbon12. That's why its called relativeatomic mass.


What is the mass of a calcium atom compared with the mass of a helium atom?

5


Atomic mass of an element?

The atomic mass of an element is the relative mass of its atom as compared with the mass of a carbon-12 atom taken as 12 units.


What is the average atomic mass compared to the atomic mass?

Atomic Mass is the number of protons and neutrons in an atom.


The of an element is defined as the average mass of an atom of the element compared to 112th the mass of an atom of carbon-12. What are the three missing words?

relative atomic mass


The atomic mass of an atom is based on a comparison with the mass of sulfur-32?

it is compared to carbon-12


How big are the parts of the atom compared to the whole atom?

Protons and neutrons have a relative mass of one, electrons have a relative mass of 1/2000


Where is most the mass of an atom called?

The most mass of an atom is found in the nucleus.


What is the mass of calcium atom compared with the mass of helium atom?

The weighted atomic mass of calcium is 40.1 g/mole and helium is 4.0 g/mole


Is a twizzler a large or small mass?

It depends on the context. Compared to an atom it is huge, compared to the sun it is tiny.


How do you prove that volume of an atom is chiefly empty space?

The mass and volumes of electrons are not significant compared to the volume of an atom.


Why does the nucleus contain most of the atom total mass?

This is because the mass of electron is without importance compared to the mass of protons and neutrons.