Innovating Science® - Unknown Compositions - Ferrous Ammonium Sulfate

In this experiment, students will perform Gravimetric Analysis and Spectrophotometric analysis to determine the purity of ferrous ammonium sulfate samples of unknown composition.

This kit has all the materials needed for 25 groups. Teachers Manual and Student Study Guide copymasters are included.

Aligned to the Next Generation Science Standards (NGSS)*

Disciplinary Core Ideas: PS1.A; PS1.B; PS2.B
Performance Expectations: HS-PS2-6; HS-PS1-2; HS-PS1-7
Cross Cutting Concepts: Structure and Function; Stability and Change; Scientific Knowledge Assumes an Order and Consistency in Natural Systems
Engineering Practices: Obtaining, Evaluating, and Communicating Information; Using Mathematics and Computational Thinking; Constructing Explanations and Designing Solutions

Kit Contains:
5          Numbered Impure Ferrous Ammonium Sulfate Samples, 25 g
5          Lettered Impure Ferrous Ammonium Sulfate Samples, 25 g
            Phenanthroline, 12.5 g
3          Ammonia Solution, 50 mL

DOT Info:
UN2811, Phenanthroline, 6.1, III, Ltd. Qty.

*"Next Generation Science Standards" is a registered trademark of Achieve. Neither Achieve nor the lead states and partners that developed the Next Generation Science Standards was involved in the production of, and does not endorse, this product.

Innovating Science® products are For Laboratory Use Only