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QuestionAnswer
chemical change a chemical reaction; a process that changes substances into new substances (related word: chemical reaction)
chemical an element or compound
chemical reaction a chemical change; a process that changes substances into new substances (related word: chemical change)
matter material that has mass and takes up some amount of space
molecule two or more atoms joined together
element a pure substance that cannot be broken down into simpler substances by chemical reactions
Created by: 12045401
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