Use an overhead projector to study the reaction of Le Chatelier’s principle. Aligned to the Next Generation Science Standards (NGSS)* Disciplinary Core Ideas: PS1.B: ETS1.C Performance Expectations: HS-PS1-6 Cross Cutting Concepts: Stability and Change Engineering Practices: Constructing Explanations and Designing Solutions Kit Includes: 1 x 140mL Potassium Thiocyanate, 0.002M Solution 1 x 10mL Iron (III) Nitrate, 0.2M Solution 1 x 5g Potassium Thiocyanate, crystals 1 x 5g Sodium Phosphate, Monobasic DOT Info: Non-regulated *”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.