Identify what is wrong with each electron configuration and write the correct ground state (or lowest energy) configuration based on the number of electrons.
How do Chemistry and Biology relate Everything that sustains life takes place because of chemical properties of atoms, molecules, etc. o Photosynthesis o Walking - constrict muscles to walk. Using central nervous system to send signals through neurons using sodium channels, etc. o Atoms -> Molecules -> Cells Elements required for life: Essential.. Element Symbo % of Body l Mass Oxygen O 65.0% Carbon C 18.5% Hydroge H 9.5% n Nitrogen N 3.3% Non essential.. Element Symbo % of Body l Mass Calcium Ca 1.5% Phosphorou P 1.0%