Separating 3 solids
Procedure:
- 5.4g. of Sand, 7.4g. of Copper Sulfate and 8.3g. of Iron Filings are mixed together with a spatula in a beaker.
- A magnet is then produced and the small-grey Iron is extracted.
- Filter Paper is used to filter out the damp Sand.
- A clear-blue Copper Sulfate solution is obtained.
- Copper Sulfate solution is poured into an crystallising basin.
- Basin is left for a full week along with the damp Sand.
- Copper Sulfate crystals are produced.