Shared Flashcard Set

Details

Chemistry Chapter 3 Notecards
same as title
14
Chemistry
10th Grade
09/26/2010

Additional Chemistry Flashcards

 


 

Cards

Term
matter
Definition
the "stuff" which the universe is composed of. this "stuff" both occupies space and has mass.
Term
states of matter
Definition
liquid, gas, solid
Term
physical properties
Definition
are properties of a substance that involve odor, color, volume, state(whether it's liquid ,gas, or solid), density, meliting point and boiling point of a substance.
Term
chemical properties
Definition
this term refers to a substance's ability to turn into a new one. this includes the burning of wood.
Term
chemical change
Definition
is a change that involves the fundamental components of a substance.
Term
physical change
Definition
involves a change in one or more physical properties but no change in the fundamental components of a substance.
Term
elements
Definition
are substances that cannot be broken down any further by chemical means. ex. aluminum, oxygen, hydrogen
Term
compounds
Definition
are made out of different elements. these can be broken down to elements by chemical changes
Term
mixture
Definition
is something that has a variable composition(different elements make it up)
Term
pure substance
Definition
is a substance that will always have the same compostion. these are either elements or compounds. ex. pure water is always H20.
Term
homogeneous mixture(solution)
Definition
is a mixture that is made up of the same stuff all throughout.
Term
heterogenous mixture
Definition
is a mixture that contains regions of different properties. ex. sand and water mixture.
Term
distillation
Definition
is when water is purified. first, water is heated to boiling point. then the steam is collected and transformed back into water. The water that results is pure.
Term
filtration
Definition
when you filter a substance out of another. you first pour the mixture onto mesh, then the solid part of the mixture is left behind.
Supporting users have an ad free experience!