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The Foaming Pumpkin

What would happen if you created a chemical reaction inside a carved pumpkin that generates a whole lot of foam? Watch the video to find out. Question is, what reaction would you choose? We thought it would be fun to use a 35% solution of hydrogen peroxide (that’s more than 10 times more concentrated than what you have at home) and some soap to catch the oxygen gas that is generated.

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About the author

Carl Nelson is the Chief Scientist and Exhibits Director at Imagination Station in Toledo, Ohio. He has a Masters Degree in Experimental Physics from Michigan State University and over 18 years experience working in science centers.

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