(6) Naphthalene (NP), acetanilide (AC), benzoin (BZ), or biphenyl (BP) are suggested as solids for the mixed solvent recrystallization. Rank these four compounds according to polarity (least to most polar) by using the provided abbreviations. Explain your ranking. (4 points)

Aballoon inflated with three breaths of air has a volume of 1.7 l. at the same temperature and pressure, what is the volume of the balloon if five more same-sized breaths are added to the balloon? a balloon inflated with three breaths of air has a volume of 1.7 l. at the same temperature and pressure, what is the volume of the balloon if five more same-sized breaths are added to the balloon?

Compare the valence electron configuration of the nobles gas elements seen here. what statement is correct?

The molality of calcium chloride (cacl2) in an aqueous solution is 2.46 m. what is mole fraction of the solute?