AP chemistry, Unit 1 TSNF

compounds can be separated into elements by __

chemical changes

mixtures can be separated by __

physical changes

filtering separates mixtures based on differences in __ the large particles are trapped on the filter paper while the soluble component goes through the filter paper and stays in the “filtrate”

Particle size

Distillation separates mixtures based on differences in __

Boiling point

Chromatography separates mixtures based on differences in __

Polarity

In paper chromatography, the component that is most similar in polarity to the “mobile phase” ___

moves up the farthest

Mass is __ during chemical and physical changes

conserved

when reading the volume of a liquid in a container, you can estimate by reading __

in between the graduated markings

Rank measurement devices from least precise to most precise

density = __

mass/volume

The percent composition by mass for a pure compound __

does not change