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| the study of matter and the transformations it can undergo |
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| more than ___% of legislation addresses science-related questions and issues |
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| are molecules made of atoms or are atoms made of molecules |
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| a physical property describes |
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| the look or feel of a cubstance |
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| a ____ property describes the tendency of a substance to transform into a new substance |
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| a change in the physical properties of a substance |
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| the transformation of one or more substances into others |
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| a substance is identified by: (2) |
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| -kinds of atoms it contains; -ho those atoms are connected to one another |
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| during a ____change, a new substance is formed as atoms rearrange themselves into new configurations |
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| a ____change imposes a new set of conditions on the same material |
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| both physical and chemical changes result in a change in ____ appearance |
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| used to show the proportion by which atoms combine to form an element |
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| a substance consisting of atoms of different elements |
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1. start with element farthest to the left in the periodic table
2. for the element on the right, add the suffix -ide
3. use prefixes to remove ambiguity
4. common names are sometimes used for convenience |
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