How many drops is in 15 cm^3? Use dimensional analysis to show your work.

look down

Explanation:

the number of valence electrons for each molecule or ion is shown beneath the structure. remember hydrogen will not have more than two electrons. this hydrogen is part of a covalent bond (sharing two electrons). a double bond here would cause hydrogen to share four electrons with phosphorus.

it forms an anion that has a larger radius. anions have a negative charge and are larger than the original atom.