Asample of chlorine gas contracts from 550 ml to 376 ml when it is cooled from 63 °c to 12 °c. if the initial pressure of the chlorine was 725 torr, what is the final pressure of the chlorine?

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.