Saturated liquid (s. l.) ammonia (nha) at 25 °c is throttled to 400 kpa in a refrigerator. a. draw and label the device sketch b. sketch the process on a p-v diagram c. find the exit temperature.

How does the motion of particles in a gas change as the gas cools

Scientists discovered fossils in several layers of the earth you see here. they found fossils of algae, snails, and clams in layer d. given that information, where do you think they found fossil evidence of simple land plants and amphibians?

Convert a speed of 201 cm/s to units of inches per minute. also, show the unit analysis by dragging components into the unit‑factor slots.