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Terms in this set (23)
Anything that has mass and occupies space.
Holds shape; fixed volume; ordered arrangement.
Takes shape of container; fixed volume; disordered arrangement.
Takes shape & volume of container; disordered arrangement
A sample of matter composed of two or more substances, each of which retains its identity and properties.
A mixture that does not have uniform composition and properties throughout.
A mixture which has uniform composition and properties throughout.
A sample of matter that cannot be separated into simpler components without chemical change. Physical changes can alter its state but not its chemical identity.
A substance that cannot be decomposed into simpler substances by chemical means.
A substance of two or more elements in fixed proportions.
Transformation of a gas going to a liquid as the gas cools.
The transformation of a liquid to a gas at the boiling point of the liquid.
The transformation of a substance from the solid to the liquid state by the addition of heat.
The transformation of a substance from the liquid to the solid state through the removal of heat.
The transformation of a solid directly to a gas without an intervening liquid state.
The direct solidification of a gas by cooling.
A property that can be observed without a change of substance.
Properties that do not depend upon the amount of matter present.
Properties that depend upon the amount of matter present.
A change in which the same substance is present before and after the change such as a change in state for a pure substance.
A property characteristic of a substance when it is involved in a chemical change.
A rearrangement of atoms and/or molecules to produce one or more new substances with new properties.
A change in which one or more substances are observed to turn into one or more new substances. It has occurred when a chemical change is observed.
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