Calculate the pressure exerted on the surface of a submarine which is cruising 175 ft below the surface of the sea. assume the specific gravity of seawater is 1.03 and the air above the sea is at p=14.7 psi. report answer in kpa

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

Anthracite is so hard and pure it is also referred to as a renewable resource metamorphic rock hot bituminous coal dirty fuel

Mercury turns to a vapor at 629.88 k. how much heat is lost when 75.0 g of mercury vapor at 650 k condenses to a liquid at 297 k?