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SOL PS 2

TermDefinition
Matter anything that has mass and volume
atom the smallest part of an element that has the properties of that element
element a pure substance that cannot be broken down by chemical or physical means
compound a substance made of two or more elements chemically combined
mixture two or more substances that are together in the same place but their atoms are not chemically bonded
solid state of matter that has a definite shape and a definite volume
liquid state of matter that does not have a definite shape but does have a definite volume
gas state of matter with no definite shape or volume
physical property a characteristic of a substance that can be observed without changing it into another substance
density a measurement of how much mass of a substance is contained in a given volume
solubility a measure of how much solute can dissolve in a given solvent at a given temperature
odor smell
chemical properties a characteristic of a substance that describes its ability to change into another substance
acid releases hydrogen ions into water, reacts with metals, tastes sour
base releases hydroxide ions into water, tastes bitter
salt an ionic compound made from the neutralization of an acid and base
reactivity the ease and speed with which an element combines, or reacts, with other elements and compounds
combustibility a measure of how easy a substance busts into flame
plasma a state of matter created when a gas becomes ionized
organic compound contains Carbon
inorganic compound does not contain Carbon
solution a homogeneous mixture created when one substance dissolves another
solvent the part of a solution that does the dissolving
solute the part of a solution that is being dissolved
heterogeneous mixture when you can see the different parts
homogeneous mixture looks uniform throughout, a solution
freezing the change in state from a liquid to a solid
vaporization change in state from a liquid to a gas such as boiling and evaporation
melting change in state from a solid to a liquid
condensation change in state from a gas to a liquid
sublimation change in state from a solid directly to a gas without passing through the liquid state
chemistry the study of matter and how it changes
luster the physical property of shine or lack of shine (dull)
malleable the physical property that allows metals to be made into sheets
ductile the physical property that allows metals to be made into wires
viscosity the physical property that describes how thick a liquid is
combustion the chemical change that involves burning
photosynthesis the chemical change that involves plants producing oxygen and glucose
tarnish the chemical change that occurs when some metals turn black or green
Oxidation the chemical change that produces rust
endothermic a reaction that absorbs heat and feels cold
exothermic a reaction that releases heat and feels hot
Created by: sford