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15 Cards in this Set

  • Front
  • Back
Matter is anything that has mass and takes up space.
Chemistry is the study of the properties of matter and how matter changes.
A substance is a single kind of matter that is pure and has a specific set of properties.
physical property
A physical property can be observed without changing a substance into another substance.
chemical property
A chemical property describes the ability of a substance to change into a different substance.
An element is a pure substance that cannot be broken down into any other substance by chemical or physical means.
An atom is the basic particle of an element.
chemical bond
A chemical bond is a force of attraction between two atoms.
A molecule is a particle formed when two or more atoms are held together by chemical bonds.
A compound is a pure substance made of two or more elements chemically combined in a set ratio.
chemical formula
A chemical formula shows the elements in the compound and the ratio of atoms.
A mixture is two or more substances that are together in the same place but are not chemically combined.
heterogeneous mixture
The different parts in a heterogeneous mixture can be seen.
homogeneous mixture
The substances in a homogeneous mixture are so evenly mixed that the different parts cannot be seen.
A solution is an example of a homogenous mixture.