Term
| matter may exist in any of three states |
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Term
| matter is composed of atoms |
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Definition
- are the smallest ;" :fJinctional units of matter that form all chemical substances and ",
- ultimately all organisms; they cannot be further broken down - mto other substances by ordinary chemical or physical means.
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Definition
| Atoms, in turn, are composed of smaller, subatomic compo, -nents collectively referred |
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Definition
| When . atoms and molecules are studied in the context of a living organ_ |
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Term
| element (or chemical element) |
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Definition
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| Three subatomic particles--are found within atoms. |
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Definition
| protons, neutrons, and elec trons |
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Definition
| confined to a very small volume at the center of an atom called atomic nucleus |
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Definition
| found in regions a various distances from the nucleus |
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