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Separating Solids: Test Your Understanding
1. What kind of mixture was in the baggie (homogeneous or heterogeneous)? How do you know?
2. Why do you think it would have been a bad idea to add water to the mixture to separate out the solids
(hint: think of solubility)?
3. How might you be able to separate sand from water? Explain.
4. How might you be able to separate salt from water? Explain.
5. How might you be able to separate salt from iron filings? Explain.
6. How might you be able to separate rocks from sand? Explain.
