Sir how find atomic mass in element

 

Asked by dubeykrishna49025 | 14th Oct, 2018, 10:02: PM

Expert Answer:

The atomic mass number is defined as the sum of the number of protons and neutrons contained in the nucleus of an atom of that element.
It is denoted by the symbol A.
 

Answered by Ramandeep | 15th Oct, 2018, 12:16: PM