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science97
barengo-pnhs-i.s.h-vocab
| Question | Answer |
|---|---|
| what is a pure substance | matter that always has exactly the same composition |
| describe an element | is an element that cnnot be broken down into a simpler substence |
| what is the smallest part of an element | atom |
| how many parts are in a compound | two or more |
| what is an example of heterogeneous mixture | sand |
| what is suspention | heterogeneous mixter that seperates over time |
| what is solution | a mixture |
| what is collide | mixture of small and large particles |