What are some common mistakes students make with decomposition reactions?

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?

How would the number of moles (n) of o2 change if the atmospheric pressure doubled but all other variables stayed the same

At 300 mm hg, a gas has a volume of 380 l, what is the volume at standard pressure