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The decomposition of H2O2 is exothermic and oxygen is released.

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Q: What evidence was there that a chemical reaction was taking place in the decomposition of hydrogen peroxide?
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When hydrogen peroxide is poured on a cut on a persons skin the hydrogen peroxide breaks down into water and oxygen gas what type of change is this?

This is a chemical reaction. A decomposition reaction.


What are the chemical properties of hydrogen peroxide?

hydrogen+peroxide


What is the catalyst for the decomposition of hydrogen peroxide?

manganese sulfide


Chemical equation for the decomposition of hydrogen peroxide?

2 H2O2 ---> 2 H2O + O2 + energy, it's exothermic


What are the products of the decomposition reaction of hydrogen peroxide?

The products of the decomposition of hydrogen peroxide are water and oxygen, as shown in the following equation: 2 H2O2 → 2 H2O + O2


Which enzyme is responsible to the breakdown of hydrogen peroxide?

Manganese oxide is a catalyst which speeds up the decomposition of hydrogen peroxide.


Why a pinch of manganese dioxide causes hydrogen peroxide to explode?

Manganese dioxide is a catalyst for the decomposition of hydrogen peroxide.


What is negative catalyst in the decomposition of hydrogen peroxide?

phosphoric acid


What is the charge of hydrogen peroxide?

The chemical Hydrogen Peroxide is positively charged.


What is the chemical equation on h2o2---h2o?

The decomposition of hydrogen peroxide produces water and oxygen. 2H2O2(l) -->2H2O(l) + O2(g)


Is hydrogen peroxide the same as peroxide?

Peroxide is an compound that can be a part of another chemical to form a molecule. Hydrogen peroxide is two hydrogen atoms attached to a peroxide molecule, forming hydrogen peroxide. Peroxide itself (O2) only exists as molecular oxygen when it is not attached to another chemical.


What type of chemical reaction occurs when Hydrogen peroxide break apart to form water and oxygen gasthings happen?

This is a chemical reaction because it is not possible to rearrange water and oxygen to form hydrogen peroxide after they are split apart (in other words after the chemical reaction has occurred. (And this was also part of the question in my homework so to make it easier Hydrogen peroxide is the reactant, and oxygen and hydrogen are the products.)