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chemical change
vocab
Question | Answer |
---|---|
chemical recation | when atoms of elements break apart and rearrange to become new substances |
synthesis reaction | when two or more substances combine to create one new compound |
decomposed reaction | a reaction where a single compound break down to form 2 simpler substances |
single displacement reaction | one element replace another element in compound leaving a new compound and 1 element |
double displacement reaction | the 2 metal ions in 2 compounds switch places in chemical reactions |
law of conservation of mass | states that mass is neither created or destroyed in a chemical reaction |