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Innovating Science™ AP Chemistry Kits: Equilibrium Constant
To determine the equilibrium constant for the formation of a colored species.
Supplier: Innovating Science™ IS8012
Includes: Materials for 15 groups: 500mL Iron(III) Nitrate, 0.20M solution; 100mL Potassium Thiocyanate, 0.002M solution (2); 100mL Nitric Acid, 0.5M solution UN2031; teacher's guide; and student copy masters
Description
Set up a series of solutions with known concentrations of the FeSCN2+ ion and measure the absorbance of each solution spectrophotometrically. We will then construct a standard curve that can be used to determine the concentration of the unknown solutions of the next part.
Specifications
| Ionic Compound K Chemistry Kit | |
| 7 to 14 | |
| To determine the equilibrium constant for the formation of a colored species | |
| 1 | |
| 15 Lab Groups |
| White | |
| 13 to 20 | |
| 1 x 500ml iron (iii) nitrate, 0.2m, 2 x 100ml potassium thiocyanate, 0.002m 1 x 100ml nitric acid, 0.5m, teacher's guide and student study guide copymasters | |
| 8 x 8 x 8 in. |
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