the ph of a naoh solution is 12.05. what is the concentration of [oh-] of the naoh solution? express your answer in standard notation

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?

0.2348 grams of pbcl2 used to form 44.0 ml of solution.

If 90.0 grams of ethane reacted with excess chlorine, how many grams of dicarbon hexachloride would form