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Vocab 2.1/2.2
| Term | Definition |
|---|---|
| matter | anything that has mass and takes up space |
| Atom | a small particle that is a building block of matter |
| substance | is a matter with a composition that is always the same |
| element | is a substance made of only one kind of atom |
| molecule | is to or more atoms that are held together by chemical bonds and act as a unit. |
| compound | is a substance made of two or more elements that are chemically joined in a pecific combination |
| mixture | is matter that can vary in copposition |
| heterogeneous mixture | is a mixture in witch two or more substances are evenly mixed but not bonded to geather |
| homogeneous mixture | a mixture in which two or more substances are evenly mixed but not bonded |
| solution | another name for a homogeneous mixture |