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| Anything that has mass and takes up space |
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| The study of matter and how matter changes |
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| A characteristic of a substance that can be observed without changing the substance into another substance |
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| A characteristic of a substance that describes its ability to change into other substances |
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| A change that alters the form or appearance of a substance |
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| A change in matter that produces one or more new substances |
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| The substances that undergo change in a chemical reaction |
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| The new substances formed by the reaction |
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| A solid that forms from solution during a chemical reaction |
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| A reaction where the total making and breaking of bonds results in an absorption of energy |
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| A reaction where the total making and breaking of bonds results in a net release of energy |
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| A short, easy way to show a chemical reaction using symbols instead of words |
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| A principle that states that during a chemical reaction, matter is neither created nor destroyed |
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| Matter can enter from or escape to the surroundings |
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| Matter is not allowed to enter or leave |
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| A number placed in front of a chemical formula in an equation |
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| A reaction where two or more elements or compounds combine to make a more complex substance |
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| A reaction where compounds break down into simpler products |
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| A reaction where one element replaces another in a compound, or when two elements in different compounds trade places |
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