Compared to a 10-mole sample of nacl(s), a 10-mole sample of nacl(l) has a different
(1) number of ions
(2) empirical formula
(3) gram-formula mass
(4) electrical conductivity

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?

Can someone me with these questions plz.

The name of the ion, s2-, is: sulfurous ion sulfide ion sulfur ion sulfate ion