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Item #: APJ6201

Price: $36.35

In Stock.

With the Dry Ice Color Show Chemical Demonstration Kit, watch as thick white vapor clouds pour up and out of bubbling cauldrons on your demonstration table. This eye-catching dry ice demo is sure to get a “cool” reaction from your students.

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This item can only be shipped to schools, museums and science centers

Product Details

Watch as thick white vapor clouds pour up and out of the bubbling cauldrons on your demonstration table! This eye-catching dry ice demo is sure to get a “cool” reaction from your students! It makes a great demo to try at Halloween or any time you want to put on a colorful acid–base show during the year. Just add chunks of dry ice to various acid–base indicator solutions and observe the brilliant color changes. Teach students about sublimation and other properties of dry ice. Discuss pH and acid–base indicators. Write the chemical equation for the formation of acid from the dry ice. Teacher Demonstration Notes included. Enough materials are included to perform the demonstration seven times. Concepts: Sublimation, acid–base indicators. Time Required: 10 minutes Chemicals Provided: Ammonia solution and indicator solutions of bromcresol green, bromthymol blue, methyl red, phenol red, and universal indicator. Note: Five dry ice nuggets (walnut-sized) are needed for this demonstration.

Specifications

Materials Included in Kit: 
Ammonia, water, 50 mL
Bromcresol green solution, 0.04%, 20 mL
Bromthymol blue solution, 0.04%, 20 mL
Methyl red solution, 0.02%, 20 mL
Phenol red solution, 0.02%, 20 mL
Universal indicator solution, 20 mL