Chem. Lab: Tris(Ethylenediamine) Nickel (II) Chloride
| Percent Yield | Actual amount of product/Theoretical amount of product x 100 |
| What balance was used? | Top-loading |
| Appearance of Solid NiCl2 x 6H2O | Light Green with precipitate solid |
| Appearance of NiCl2 x 6H2O solution | Dark green liquid |
| Appearance of ethylenediamine solution before adding the hydrate | Dark green liquid |
| Appearance of reaction mixture after adding ethylenediamine solution to the hydrate | Dark purple liquid |
| Appearance of reaction mixture after addition of acetone | Light purple with precipitate liquid |
| Color of the product after drying | Light purple powder |
| Mass of NiCl2 x 6H2O | .500-.650 g |
| Volume of ethylenediamine solution | 2.3-2.5 mL |
| Mass percent of of ethylenediamine solution | 25% |
| Mass of product (ethylenediamine solution) | Mass of filter paper +watch glass +product – Mass of filter paper +watch glass |
| Molar mass of NiCl2 x 6H2O | 237.6 g |
| Moles of NiCl2 x 6H2O used | Mass of NiCl2 x 6H2O / Molar mass of NiCl2 x 6H2O |
| Molar mass of ethylenediamine solution | 60.1 g |
| Limiting Reactant | NiCl2 x 6H2O |
| Molar mass of product | 310 g |
| Molar mass of Copper (II) Chloride dehydrate | 170.6 g |
| Why is it specified that only a minimum amount of water be used to dissolve NiCl2 x 6H2O? | The product of the reactant is soluble in water |
| What is in the filtrate? | Parts of the acetone and water Small molecules of the product |