Question

atomic mass of NH3fkfordiidirr8r​

Answer 1

Answer:

question is not clear please provide it correctly

Answer 2

Answer:

The Parts of the Periodic Table The atomic mass of an element is the average mass of the atoms of an element measured in atomic mass unit (amu, also known as daltons, D). The atomic mass is a weighted average of all of the isotopes of that element, in which the mass of each isotope is multiplied by the abundance of that particular isotope.