mass number Flashcards
1
Q
what is the mass number
A
the total number of protons and neutrons in the atom
2
Q
how do you work out how many neutrons there are in an atom
A
take away the atomic number from the mass number
chemistry- key concepts > mass number > Flashcards
what is the mass number
the total number of protons and neutrons in the atom
how do you work out how many neutrons there are in an atom
take away the atomic number from the mass number
chemistry- key concepts (19 decks)