Studied by 5 peoplecompounds can be separated into elements by….
chemical changes
mixtures can be separated by….
physical changes
filtering separates mixtures based on….
particle size
large particles are ___ on the filter paper while the soluble components ____ the filter and stays in the ____
trapped, goes through, filtrate
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 ____ moves up the farthest
mobile phase
____ is conserved during chemical and physical changes
mass
when reading a volume of liquid in a container, you can estimate by….
reading in between the graduated markings
estimating volume of a liquid can….
give you one more sig fig in your volume
ranking measuring devices from least precise to most precise….
beaker, graduated cylinder, volumetric flasks (only has one line to measure one specific volume), burette
density equals….
mass divided by volume
____ for a pure compound does not change
percent composition by mass
Note
Flashcard