## Detection Note
The validator flagged this with error `LATEX_FIXABLE`:
> Part (b) has LaTeX with double-escaped commands (e.g., \text) that may not render; otherwise stem/parts are self-contained.
## Question to Fix
(a) Although nucleus is a part of atom but number of electrons present in the atom has no role in deciding binding energy of nucleus. Explain.
(b) The atomic mass of 8O16 = 15.9949 amu. Calculate the BE/nucleon for this atom. Mass of 1n and 1p is 2.016490 amu and me = 0.00055 amu.