Why are atomic masses of elements generally not whole numbers

- Why are atomic masses of elements not whole numbers
- Why are atomic masses of most elements not whole numbers
- Why are the average atomic masses of elements not whole numbers
- Why are atomic masses of same elements fractional and not whole numbers
- The atomic masses of elements are generally not whole numbers explain why
- The atomic masses of elements are generally not whole numbers explain why how this can be
- Explain why atomic masses of elements are not whole numbers
- Why are the average atomic masses of most elements not whole numbers
- Why are the relative atomic masses of some elements not whole numbers
- Which is one reason why the atomic masses of elements are generally not whole numbers