Asample of solid sodium hydroxide (naoh) is added to water at 100°c. as the naoh dissolves, the
water boils more rapidly.
is the dissolving of naoh in water endothermic or exothermic?

because natural gas is colorless, odorless, and tasteless, distributors add mercaptan (a chemical that smells like sulfur) to give natural gas a distinct unpleasant odor (it smells like rotten eggs). they locate the types of rock that are likely to contain natural gas deposits.

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