Question | Answer |
created by a chemical blend of substances | compound |
created by a physical blend of substances | mixture |
starting material in a chemical reaction | reactants |
ending material in a chemical reaction | products |
solid made from mixing liquids together | precipitate |
states that mass is never created or destroyed in a physical or chemical change | law of conservation of mass |
another name for a homogeneous mixture (usually liquids) | solution |
clues of a chemical change | color or temp. change, gas/bubbles , precipitate |
mixture that looks the same | homogeneous |
method of separations of a mixture | filtration or distillation |
method of separations of a compound | electricity or heat |
property based on AMOUNT of substance Ex. Mass | Extensive |
property based on the TYPE of substance Ex. Color | Intensive |
mixture that looks different | heterogeneous |
part of solution that is mixed in Ex. kool aid mix | solute |
a defined area within a mixture | phase |
definite shape + definite volume | solid |
indefinite shape + indefinite volume | gas or plasma |
indefinite shape + definite volume | liquid |
most common state of matter ; ionized | plasma |
change that does NOT make a new composition | physical |
change that does make a NEW composition | chemical |
part of solution that does the dissolving Ex. water | solvent |
Temp point: Solid to Gas | sublimation |
Temp point: Liquid to Gas | Boiling or Evaporation |
Temp point: Gas to Liquid | Condensation |
A heterogeneous mixture will have how many phases | 2 or more |