'Of the 3 main particles that make up an atom, this one is the smallest by mass'
electron
DON'T SWEAT THE SMALL STUFF: Of the 3 main particles that make up an atom, this one is the smallest by mass
Of the 3 main particles that make up an atom, this one is the smallest by mass
Of the 3 main particles that make up an atom, this one is the smallest by mass
DON'T SWEAT THE SMALL STUFF
electron
DON'T SWEAT THE SMALL STUFF