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Purpose: To find out the percent yield of copper in the reaction between copper sulfate (Cuscus) and Iron (Fen Materials: Balance 100-ml beaker 250-ml beaker Bunsen burner Copper sulfate crystals Glass stirring rod 100-ml graduated cylinder Iron filings Ring stand and ring Wire gauze procedure: I _ Record mass of clean 100-ml_ beaker. 2. Add 80 grams of copper sulfate crystals to beaker _ 3. Add 50. 0 millimeters Of distilled water to the crystals.

4.Put Wire gauze on ring on ring stand, and place the lighted Bunsen burner underneath it. Heat the crystals and water, but do not boil. 5.

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Stir until completely dissolved, then remove burner. 6. Add 2,24 grams of iron filings a little at a time to the hot solution. Allow the beaker to cool for 10 minutes.

7. Decant the liquid into a 250-ml beaker and do not disturb the solid at the bottom Of the beaker. 8. Add about 10-ml Of water to the solid and stir vigorously.

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