Chemistry Review 1
gaseous state of something that is usually a gas/solid (steam)
Matter that glows to conform to shape of container and fills entire volume. Easily compressible.
Pure substances and mixtures are all ________.
________ retain individual properties of the components.
EX: Saltwater = still salty and watery
Looks different throughout, layered, see individual components.
EX: Sand and water
Looks the same throughout and cannot see individual components.
Also called solutions.
_________ solutions contain water.
Solid + Solid = ?
Mixture of 2 or more metals.
Physical, settling, chromotography, filtration, distillation, different melting points, magnetic properties.
Let the gravity separate mixtures for you (EX: density)
Separation based on boiling point differences in which substances with lower boiling point vaporizes first.
A pure substance that CANNOT be broken down by chemical or physical means.
A pure substance by CAN be chemically broken down.
a homogeneous mixture
If ___________, must be a mixture.
Compounds are always ________ the same.
(EX: Water- H2O)
Compounds always have the same _______.
How reproductable (repeatable), or how constantly that measurement is made.
Smaller _______ = more precise.
How close to the correct (accepted) value.
To compare accuracy, compare the ________ to the accepted value.