CE
Chief Editor
Oct 15, 2022
Write down the relative atomic number of some elements.
Relative atomic masses of some elements:
Element | Relative atomic masses | Element | Relative atomic masses |
H | 1.008 amu | Al | 26.9815 amu |
N | 14.0067 amu | S | 32.06 amu |
O | 15.9994 amu | Cl | 35.453 amu |
Na | 22.9898 amu | Fe | 55.847 amu |