Imagine that you have an ideal gas in a 5.80 L container, and that 2950 molecules of this gas collide with a square-centimetre area of the container at any given instant. If the volume is increased to 46.4 L at constant temperature, how many collisions will occur per square centimetre of this larger container?

Read these sentences from the text. near the equator, the tropics receive the most rain on a consistent basis. as a result, the fresh water falling into the ocean decrease the salinity of the surface water in that region. [. .] . . as the salt content of sea water increases, so does its density. what can you infer about how rain affects the density of surface water near the equator?

Find the number of moles of argon in 364g of argon.

Calculate the concentration of all species in a 0.165 m solution of h2co3.