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CO2 Exchange Materials


Product Description

This lab introduces the carbon dioxide-oxygen cycle from the perspective of the animal. The kids will blow into a bag of bromothymol blue, and acid base indicator, to demonstrate the presence of carbon dioxide as a by-product.

Demo Pack includes: 1 oz bottle bromothymol blue, 1 oz bottle sodium hydroxide solution, 1 straw, 1 pipette, 1 4" x 6" baggie.

Study Group Pack includes: 4 1-oz bottles bromothymol blue, 4 1-oz bottles sodium hydroxide solution, 4 straws, 4 pipettes, 4 4" x 6" baggies.

Classroom Pack includes: 10 1-oz bottles bromothymol blue, 10 1-oz bottles sodium hydroxide solution, 10 straws, 10 pipettes, 10 4" x 6" baggies.

Find the Lesson Plan Here

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