what is mass in periodic table
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The mass number or mass indicated in the periodic table are :
mass number n = the number of protons plus number of neutrons in the nucleus.
atomic mass given is the exact weight of the atom in terms of relative atomic mass units. It is the ratio of the weight of the atom divided by the unified atomic mass unit.
1/12th of weight of one atom of C12 atom: is called unified atomic mass unit.
mass number n = the number of protons plus number of neutrons in the nucleus.
atomic mass given is the exact weight of the atom in terms of relative atomic mass units. It is the ratio of the weight of the atom divided by the unified atomic mass unit.
1/12th of weight of one atom of C12 atom: is called unified atomic mass unit.
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