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1. Mass of empty 150 mL beaker 120.74g 2. Mass of the beaker plus CuSO4 5 H2O 122.74g 3. Color of solution Blue 4. Mass

1. Mass of empty 150 mL beaker

120.74g

2. Mass of the beaker plus CuSO4 5 H2O

122.74g

3. Color of solution

Blue

4. Mass of CuSO4 5 H2O[2][1]

2g

5. Mass of Al foil used (small pieces)

0.25g

6. Color of solution after reaction is complete

Gray

7. Mass of beaker and copper product

First Weigh

121.21g

Second Weigh

8. Mass of copper metal product [7][1]

0.47g

9. Moles of Al used

0.009 mols

10. Moles of CuSO4 5 H2O used

11. Moles of copper product based on moles of Al

12. Moles of copper product based on moles of

CuSO4 5 H2O

13. Limiting reactant

14. Grams of Cu product based on the limiting reactant(theoretical yield)

15. Percent yield of Cu (2 to 3 significant figures)

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