| Question | Answer |
| compound | substance made of two or more elements chemically combined in a specific ration or proportion |
| mixture | when two or more pure substances are in the same place but are not chemically combined |
| element | a substance that cannot be broken down into any other substances by chemical or physical means |
| molecule | a particle made up of two or more atoms bonded together |
| chemical change | a change in matter that forms one or more new substances |
| physical chagne | a change that alters the form or appearnce of a material but doesn't convert the material into new substances |
| atom | the smallest particle of an element |
| chemical bond | the force that holds atoms together |
| solution | a well-mixed mixtrue in which on substance is dissolved in another |
| chemistry | the study of the properties of matter and how matter changes |
| precipitate | a solid that forms from solution during a chemical reaction |
| chemical equation | written with symbols instead of words |
| symbol | one or two letters used to represent most elements |
| chemical formula | a combination of symbols that represent the elements in a compound |
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Cardio Block2anatomy
