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Catalase does this extremely efficiently -- up to 200,000 reactions per second. The bubbles you see in the foam are pure oxygen bubbles being created by the catalase. Try putting a little hydrogen peroxide on a cut potato and it will do the same thing for the same reason -- catalase in the damaged ...

www.livescience.com/33061-why-does-hydrogen-peroxide-fizz...

When you dab hydrogen peroxide on a cut, that white, fizzling foam is actually a sign that that the solution is killing bacteria as well as healthy cells. Hydrogen peroxide (H2O2), a compound made ...

www.thoughtco.com/how-hydrogen-peroxide-bubbles-work-608410

The bubbles you see when you pour hydrogen peroxide on a cut are bubbles of oxygen gas. Blood, cells, and some bacteria (e.g., staphylococcus) contain catalase, but it is not found on the surface of your skin so pouring peroxide on unbroken skin will not cause bubbles to form.

www.quora.com/Why-does-hydrogen-peroxide-fizz-and-make...

Why does hydrogen peroxide fizz and make white foam when poured on a cut? ... Why does hydrogen peroxide foam when you put it on a cut? What makes hydrogen peroxide fizz? Can pouring hydrogen peroxide on your hair harm it? Microbiology: Does hydrogen peroxide kill Streptococcus Pyogenes?

www.answers.com/Q/Why_does_hydrogen_peroxide_foam_with...

Why does hydrogen peroxide foam when you put it on a cut? There is an enzyme in your body that breaks hydrogen peroxide (H2O2) into hydrogen (H2) and oxygen (O2). These are gases that form bubbles ...

www.education.com/.../article/hydrogen-peroxide-and-yeast

This mega-foam is made with hydrogen peroxide and yeast. But not all mega-foams are created equal! Some will be more “mega” than others, depending on the kind of peroxide you use. The 6% hydrogen peroxide solution should have given you the biggest Mega Foam, but you still should have gotten some ...

www.sciencebuddies.org/blog/enzymes-foam-and-hydrogen-peroxide

Using hydrogen peroxide and yeast (which contains catalase), students are guided in a hands-on experiment with a control and sample solutions containing varying amounts of hydrogen peroxide. When hydrogen peroxide breaks down into oxygen and water, you can see the release of oxygen in the formation of bubbles (or foam).

www.todayifoundout.com/index.php/2017/04/put-hydrogen-peroxide-cuts

To better understand why not, we’ll need to look at what hydrogen peroxide is and how it manages to kill microorganisms. Chemically speaking, hydrogen peroxide, which is a naturally occurring molecule within the human body, is two parts hydrogen and two parts oxygen (H 2 O 2), with the molecule held together by the two oxygen atoms. As a ...

sciencebob.com/fantastic-foamy-fountain

How does it work? Foam is awesome! The foam you made is special because each tiny foam bubble is filled with oxygen. The yeast acted as a catalyst (a helper) to remove the oxygen from the hydrogen peroxide. Since it did this very fast, it created lots and lots of bubbles. Did you notice the bottle got warm.