It depends on which isotope you are talking about. Bariuim-133, for instance, has 133 AMU. (Atomic Mass Units) Known isotopes of barium range from -112 to -153.
Molecular weight for Barium is 137.33 amu.
Barium fluoride is BaF2. Its empirical formula is BaF2 as well. Hence, its formula mass is same as its molecular mass i.e.175.34g/mol
The atomic number of barium is 56. It has naturally occurring isotopes with mass numbers of 130, 132, 134, 135, 136, 137, and 138.
The average atomic mass of Barium is 137.33 amu.
neutron and prontos
601.9 amu
Barium has an atomic number of 56 and a mass number of 137 amu
Molecular weight for Barium is 137.33 amu.
The chemical formula of barium fluoride is BaF2.
Barium fluoride is BaF2. Its empirical formula is BaF2 as well. Hence, its formula mass is same as its molecular mass i.e.175.34g/mol
barium
The atomic number of barium is 56. It has naturally occurring isotopes with mass numbers of 130, 132, 134, 135, 136, 137, and 138.
The average atomic mass of Barium is 137.33 amu.
neutron and prontos
the amu of potassium is 39.0983
20.18 amu
Barium oxide