At 20 degrees Celsius the average velocity of N2 molecules in air is 1050 mph. What is the average speed in m/s

Energy is released during which phase changes? check all that apply. boiling condensing depositing freezing melting subliming

What term is applied to a scientist who studies ancient life, including animal and plant fossils a. anthropologist b. dendroclimatologist c. geophysicist d. paleontologist

Aconcentrated solution of ammonia is 14.8m and has a density of 0.899g/l. what is the concentration of ammonia in this solution in weight percent (%w/w)?