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Madie Kranz Che
| Question | Answer |
|---|---|
| Physical changes | A change that only changes appearance but doesn't alter the elements or compounds in the object |
| Chemical changes | A change that occurs within an objects compounds to form a new substance |
| Chemical bonds | The forces that hold atoms together in compounds (valence electrons) |
| Chemical reactions | A process in which compounds and elements combine in new ways to form new substances |
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Madie.kranz