ARTICLES

An atomic mass unit is defined as being equal to 1/12th the mass of an atom of carbon-12 and is approximately 1.66x10-27 kilograms. The atomic mass unit is the unit of measure used when calculating the atomic mass of an ...

www.reference.com/article/atomic-mass-unit-defined-e0ac13c15f93d801

The standard for the atomic mass unit is 1/12th of the mass of the carbon-12 atom. The units for the masses of atomic particles are typically expressed in "amu" or "u."

www.reference.com/article/standard-atomic-mass-unit-2dabb0d6bb48c304

Atomic mass is the total mass of protons, neutrons, and electrons in a given element, commonly expressed in unified atomic mass units. The International Union of Pure and Applied Chemistry (IUPAC) has defined a unified a...

www.reference.com/article/atomic-mass-b1e61d52c1c7c9ba

SIMILAR ARTICLES

The atomic mass unit, or amu, is 1/12 the mass of one atom of carbon-12. An atomic mass unit has the mass of 1/(6.0221415 * 10^23) grams.

www.reference.com/science/1-12-mass-carbon-12-atom-ec4760a47fc89e17

The standard for the atomic mass unit is 1/12th of the mass of the carbon-12 atom. The units for the masses of atomic particles are typically expressed in "amu" or "u."

www.reference.com/article/standard-atomic-mass-unit-2dabb0d6bb48c304

The atomic mass is not given as a whole number because it is a weighted average taken of all of an atom's isotopes found in nature relative to the mass of carbon-12. The measurement unit used for atomic mass is the unifi...

www.reference.com/science/isn-t-atomic-mass-usually-whole-number-1f174e1749ac562

The mass assigned to a carbon-12 atom in the system of relative atomic mass is 12. The atomic mass for other atoms is then derived as a ratio of 1/12 of the atomic mass of carbon-12. The relative atomic mass system is le...

www.reference.com/article/mass-assigned-carbon-12-system-relative-atomic-mass-bf5cd13db03b23b4