Elements with the same number of electron shells are in the same

Elements with the same number of electrons in their outermost shell show similar chemical properties. Example 1: Fluorine, chlorine, bromine, and iodine each have 7 electrons in their outermost shell. These so-called halogens are also quite similar in their chemical behavior.

58750.08068 is the answer i think

in the analysis of systems that involve fluid flow, we frequently encounter the combination of properties u and pv.