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Atomic mass is the sum of the number of protons and the number of neutrons.

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13y ago

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What is the combination neutrons and protons in a nucleus known as?

Atomic Mass


What is Nitrogens atomic number and mass and why does it have that?

atomic mass - 14 atomic number - 7 It has that because it has 7 protons (and electrons) = the atomic number. And it also has about 7 neutrons and roughly, the mass number = the number of neutrons+ the number of protons.


What is the atomic mass composed of?

Atomic mass is composed of the mass of protons, neutrons, and electrons within an atom. Protons and neutrons reside in the nucleus of the atom, while electrons orbit around the nucleus. The sum of the masses of protons and neutrons is the primary contributor to the atomic mass.


What is bigger the atomic mass or atomic number?

Atomic no.=no. of protons Atomic mass=no. of protons+no. of neutrons Hence, atomic mass is greater


What is the atomic mass-?

The atomic mass is the mass of a molecule, atomic particle or sub-atomic particle.


The mass of an atom usually expressed in atomic mass units is its?

Atomic mass


What is the atomic mass of silver?

The atomic mass (or weight) of silver is 107.8682 amu (atomic mass units)


What is the atomic mass of aluminum?

The atomic mass number of aluminum is 27. The atomic mass of aluminum is 26.98115386


Which has the lower atomic mass cobalt or nickel?

Cobalt has an atomic mass of 58.933195(5) while nickel has an atomic mass of 58.6934(4). Nickel has the lower atomic mass.


What is the atomic mass of arsenic?

The atomic mass of arsenic is approximately 74.92 atomic mass units.


What is the atomic mass of potassium?

The atomic mass of potassium is approximately 39.10 atomic mass units.


What is the atomic mass of manganese?

== == Atomic Mass: 54.93805 amu