since an element always has a different number of protons, the mass can indicate how many neutrons are in an isotope

What happens to the atomic radius when an elctron is lost

What does the symbol (–hfus) indicate in a phase change?

Drag the tiles to the correct locations. each tile can be used more than once, but not all tiles will be used. one or more locations will remain empty. nitrosyl fluoride has the chemical formula nof nitrogen has five valence electrons, oxygen has six, and fluorine has seven. complete the lewis structure for this covalent compound. f n = = = . : : 0 : reset next um. all rights reserved us 2