What is the pOH of a 6 x 10-7 M aqueous solution of HCI?

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?

State one important difference between a physical change and a chemical change?

Who discovered a pattern to the elements in 1869?