Shared Flashcard Set

Details

Chemistry
chemistry review 9/27
28
Chemistry
Not Applicable
09/27/2016

Additional Chemistry Flashcards

 


 

Cards

Term
accuracy
Definition
how close a result comes to the true value.
Term
precision
Definition
the consistency of the values it produces. (the closeness of two or more measurements to each other)
Term
Intensive property
Definition
physical property NOT related to size or amount.
Term
extensive property
Definition
physical property directly related to the size/amount of a sample
Term
malleable
Definition
a substance that can be bent and flattened
Term
ductile
Definition
a substance that can be drawn out
Term
ferromagnetic
Definition
having a high susceptibility to magnetization. Can be permanently turned into magnets
Term
pure substance
Definition
has consistent and definable physical and chemical properties
Term
element
Definition
CANNOT be separated into simpler substances through any chemical or physical change
Term
compound
Definition
CAN be separated into simpler substances through chemical reactions
Term
elements
Definition
the simplest substances.
Term
compounds
Definition
formed when elements are chemically bonded in a definite ratio
Term
mixture
Definition
formed when substances are placed together which will NOT chemically react. NOT formed with any definite ratio.
Term
mixtures
Definition
can be separated based on the physical properties of the substances.
Term
heterogeneous mixture
Definition
the substances within the mixture are distinct and easily identified (can see the different substances)
Term
homogeneous mixture
Definition
the substance within the mixture are blended evenly together (can't tell one from the other)
Term
physical property
Definition
characteristics of a substance that can be used to describe it: size, shape, temperature
Term
physical change
Definition
changing a physical property like size, shape, or temperature of a substance
Term
chemical property
Definition
property of matter which describes its tendency to react with other substances
Term
chemical change
Definition
any change that results in the formation of new chemical substances
Term
melting
Definition
a physical process through which a substance changes from a solid to a liquid usually by applying heat
Term
freezing
Definition
the physical process through which a substance changes from a liquid to a solid.
Term
evaporation
Definition
the process of a substance in a liquid state changing to a gaseous state
Term
condensation
Definition
the process of a substance in a gaseous state transforming into a liquid state.
Term
sublimation
Definition
the transition of a substance directly from the solid to the gas phase (skips liquid)
Term
solids
Definition
not compressible, have a definite shape and volume, volume will not change
Term
liquids
Definition
compressible, conforms to the shape of its container, won't change volume
Term
gases
Definition
easily compressible, no definite shape or volume, changes volume when put into a container
Supporting users have an ad free experience!