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equation to calculate average atomic mass. What is Atomic Mass. It is defined to be 112 of the mass of one atom of carbon-12 and in older works is also abbreviated as amu.
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The average atomic mass of an element is the sum of the masses of its isotopes each multiplied by its natural abundance. Formula to calculate average atomic mass. In order to calculate the average atomic mass the percentage abundance must first be converted to decimals.
The formula to calculate the average atomic mass is.
Adding the average atomic mass of all atom in a chemical formula. In related terms another unit of mass often used is Dalton Da or unified atomic mass unit u when describing atomic masses and molecular masses. Furthermore atomic mass can also refer to the average mass in a group consisting of atoms. Isotopes are atoms that have the same atomic number of protons but a different number of neutrons.
