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| The study of the composition, structure, and properties of matter and the changes it undergoes. |
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| Any substance that has a definite composition. |
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| A measure of the amount of matter |
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| Anything that has mass and takes up space. |
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| Smallest unit of an element that maintains the properties of that element. |
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| A pure substance made of only one kind of atom. |
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| A substance that is made from the atomsof two or more elements that are chemically bonded. |
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| Depend on the amount of matter that is present. |
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| Do not depend on the amount of matter present. |
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| A change in a substance that does not involve a change in the identity of the substance |
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| A physical change of a substance from one state to another. |
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| State has definite volume and definite shape. |
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| State has a definite volume but an indefinite shape. |
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| A high-temperature physical state of matter in which atoms lose their electrons. |
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| Relates to a substance's ability to undergo changes that transform it into different substances. |
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| Chemical change/ chemical reaction |
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| A change in which one or more substances are converted into different substances. |
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| The substances that are formed by the chemical change. |
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| The substances that are formed by the chemical change. |
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| A blend of two or more kinds of matter, each of which retains its own identity and properties. |
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| Also called homogeneous mixtures. |
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| Has a fixed composition and differs from a mixture. |
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| The vertical columns of the periodic table. |
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| The horizontal rows of elements in the periodic table. |
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| An element that is a good conductor of heat and electricity. |
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| An element that is a poor conductor of heat and electricity. |
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Definition
| An element that has some characteristics of metals and some characteristics of nonmetals. |
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