Location A and B are 300 miles away from each other. If location A has an air pressure of 988.6mb and location B has an air pressure of 1020.4 What is the Air pressure gradient between those locations.

At 450 mm hg a gas has a volume of 760 l, what is its volume at standard pressure

What three things determine the shape and size of a puddle when water is poured out onto a surface

Consider this equilibrium: n29) + o2(g) + 2no(c).nitrogen gas and oxygen gas react when placed in a closed container. as the reaction proceeds towards equilibrium, what happens to the rate of thereverse reaction?