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boiling point

the temperature at which a substance boils.

chemical change

a change that occurs when one or more substances change into entirely new substances with different properties

chemical equation

a representation of a chemical reaction that uses symbols to show the relationship between the reactants and the products

chemical property

a property used to characterize materials in reactions that change their identity

combustibility

The chemical property of being able to burn

density

the ratio of the mass of a substance to the volume of the substance

ductility

the ability to be stretched into wire

flammability

the ability of a substance to burn

freezing point

the temperature at which a substance freezes

inertia

the tendency of an object to resist being moved or, if the object is moving, to resist a change in speed or direction until an outside force acts on the object

Law of Conservation of Mass (Matter)

the law that states that mass cannot be created or destroyed in ordinary chemical and physical changes

malleability

the ability to be hammered or shaped without breaking

mass

a measure of the amount of matter in an object

melting point

the temperature at which a substance changes from a solid to a liquid

physical change

a change of matter from one form to another without a change in chemical properties

physical property

a characteristic of a substance that does not involve a chemical change, such as density, color, or hardness

precipitate

a solid that is produced as a result of a chemical reaction in solution

product

a substance that forms in a chemical reaction

reactant

a substance or molecule that participates in a chemical reaction

reaction

a process in which one or more substances are changed into others

reactivity

the ability of a substance to combine chemically with another substance

volume

a measure of the size of a body or region in three-dimensional space

weight

a measure of the gravitational force exerted on an object; its value can change with the location of the object in the universe

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