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Definition
| process in which new substances with new chemical and physical properties are formed |
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Definition
| substance that is changed in a chemical reaction |
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Definition
| substance that is formed in a chemical reaction |
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Term
| law of conservation of matter |
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Definition
| law that states that matter cannot be created or destroyed by a chemical change |
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Definition
| statement in which chemical formulas are used to describe a chemical reaction |
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Definition
| number that shows how many molecules of a substance are involved in a chemical reaction |
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Definition
| chemical change in which electrons are lost |
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Definition
| chemical change in which electrons are gained |
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Definition
| reaction in which substances combine to form a more complex sequence |
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Definition
| reaction in which a complex substance is broken down into two or more simpler substances |
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Definition
| process in which a substance is decomposed using an electric current |
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Term
| single-replacement reaction |
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Definition
| reaction in which one element replaces another element in a compound |
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Term
| double-replacement reaction |
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Definition
| reaction in which elements from two different compounds replace each other, forming two new compounds |
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Term
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Definition
| solid that settles to the bottom of a mixture |
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