Sum of protons and neutrons is called
- Sum of the number of protons and neutrons in an atom is called
- Sum of number of protons and neutrons is called
- Sum of protons and neutrons in an atom is called
- Sum of protons and neutrons in a nucleus is called
- The sum of total number of protons and neutrons is called
- The sum of protons and neutrons in an atom is called the atomic mass
- The sum of the protons and neutrons in an atom is called the atomic number
- The sum of protons and neutrons in the nucleus of an atom is called the
- The sum of protons and neutrons in the nucleus of an atom is called the responses
- The sum of protons and neutrons in the atom of an element is called
- The sum of protons and neutrons inside the nucleus of an atom is called
- The sum of the number of protons and neutrons in an atom is called the blank
- The sum of the number of protons and neutrons inside the nucleus is called the
- The sum of the numbers of protons and neutrons in the nucleus is called the
- The sum of the number of protons and neutrons in an atom is called the atomic mass