At what temperature would a 1.60 m nacl solution freeze, given that the van't hoff factor for nacl is 1.9? kf for water is 1.86 âc/m .

the density(ratio between mass and volume as m/v) decreases from top to bottom in periodic table group as the size increases and nuclear charge decreases. but in periods density increases from left to right as atom size decreases and nuclear charge increases.

they vary. it used to be meat, grain, bread, candy, beverages, donuts, and fruits/vegetables. now they added exercise in.