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15 Cards in this Set
- Front
- Back
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Matter |
anything that has mass and takes up space |
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chemistry |
the study of matter and how matter changes |
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substance |
a single kind of matter that is pure. (Has a specific makeup or composition) |
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element |
A substance that cannot be broken down into any other substances by chemical or physical means |
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atom |
The basic particle from which all elements are made |
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chemical bond |
a force attraction between 2 atoms |
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molecule |
A group of 2 or more atoms held together by chemical bonds |
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compound |
a substance made of 2 or more elements that are chemically combined in a set ratio |
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chemical formula |
Shows the elements in the compound and the ration of atoms |
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mixture |
made of 2 or more substances that are together in the same place but their atoms are not chemically bonded |
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weight |
a measure of the force of gravity on an object |
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mass |
the amount of matter in an object |
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volume |
the amount of space that matter occupies(takes up) |
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density |
a measure of the mass of a material in a given volume |
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Subscript
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A number written below and to the right of a chemical symbol that shows the number of a specific type of atom present.
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