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Innovating Science® - Unknown Compositions - Soda Ash

Unknown Compositions - Soda Ash

Product # IS2533

In this experiment, students will compare two analytical methods: Gravimetry and Double Acid-Base Titration in this experiment by using these methods to determine the purity of sodium carbonate.

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-PS1-3; HS-PS2-6; HS-PS1-2
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:
10        Numbered Impure Sodium Carbonate Samples, 25 g
            Calcium Chloride, 75 g
2          3 M Hydrochloric Acid Solution, 500 mL
2          2 N Sodium Hydroxide Standard Solution, 250 mL
2          Bromothymol Blue Indicator, 30 mL
2          Methyl Orange Indicator, 30 mL

DOT Info:
UN1789, Hydrochloric Acid, 8, III, Ltd. Qty.
UN1824, Sodium Hydroxide, 8, II, 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

Safety Data Sheet

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