If a gas has a volume of 7.3 L at a pressure of 810 torr and 510oC, what would the volume be at STP?

The excretory system, need answers for all: )

The gulf stream is a warm water current that flows away from the equator to northern europe. witch of these does it cause. a. crashes of warm and cool water in the ocean b. colder climates near the equator c. large waves on the cost of europe d. warm climates in northern europe

What is the molarity of the solution produced when 145 g of nacl is dissolved in sufficient water to prepare 2.75 l of solution?