Determine the oxidation state of a hypothetical element Z in HZCIA Select one:
f
O A. +2
OB. O
O C. +3
O D.-2
E. +6

Answerbrings fresh solvent into contact with the solute

Alfred wegener was a scientist who proposed the continental drift theory in the early twentieth century .simply put , his hypothesis propose that the continents had once been joined and overtime have drifted a part .

These are describing halogens . some examples of halogens are flourine, chlorine, bromine, and astatine.  hope this : )