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In the reaction 2H₂ + O₂ → 2H₂O, the reactants are hydrogen gas (H₂) and oxygen gas (O₂). Two molecules of hydrogen react with one molecule of oxygen to produce two molecules of water (H₂O) and release energy in the process.

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1w ago

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What is reaction of equation 2H2 O22H2O?

The reaction you've provided is the decomposition of hydrogen peroxide (H2O2) into water (H2O) and oxygen (O2). This is a decomposition reaction where hydrogen peroxide breaks down into its constituent elements.


2h2o 2h2 plus o2?

Water can be broken down to oxygen and hydrogen and hydrogen can be ignited in oxygen to form water. 2H2O --> 2H2 + O2 (takes energy) 2H2 + O2 --> 2H2O (releases energy)


In the chemical equation 2H2 O2 ---?

The chemical equation you provided is incomplete. A balanced chemical equation should include both reactants and products, along with coefficients indicating the number of molecules involved. If you provide the complete equation, I'd be happy to help with any questions you may have.


What side is the reactant side?

The reactants are the substances that react together; the reactants are on the left side of the equation. The product (or products) are what is produced from the reaction, which is on the right side of the equation. For example: 2H2 + O2 --> 2(H2O) The reactants are H2 & O2 and the product is H2O


What side is typically the reactant side?

The reactants are the substances that react together; the reactants are on the left side of the equation. The product (or products) are what is produced from the reaction, which is on the right side of the equation. For example: 2H2 + O2 --> 2(H2O) The reactants are H2 & O2 and the product is H2O


Reactions that can go in either direction under different circumstances?

The reaction between hydrogen and oxygen can either produce water (2H2 + O2 → 2H2O) or explode (2H2 + O2 → 2H2O + energy). It depends on factors such as the presence of a catalyst or the conditions (e.g., concentration, temperature) under which the reaction occurs.


What profile best describes the reaction C plus 2H2 gives CH4 where delta H is minus 74.9 kJ per mol?

As this is an exothermic reaction, you would draw a line at a high level to represent the reactants, and one lower down for the products. The reaction path would be represented by a line which goes up from the reactants, curves over and goes down to the products.


Reactants and products in an energy diagram?

Activation energy is the distance from the reactants to the top of the "hill."


In an exothermic reaction is the energy of the products higher or lower than that of the reactants?

In an exothermic reaction the energy of the products is less than that of the reactants.


Which of the equations below is an example of a thermochemical equation a Mg plus 2H3O plus plus Cl- --- Mg2 plus plus 2Cl- plus H2 plus h20 b 2H2 G plus 2O2 G ----H2O g plus 483.6kj c 2H2 G plus 2O2?

The equation c) 2H2 (g) + O2 (g) → 2H2O (g) is an example of a thermochemical equation because it shows the reactants and products with energy change included, but it doesn't explicitly mention the heat added or released during the reaction.


What is the chemical energy needed for reactants to form products called?

The chemical energy needed for reactants to form products is called activation energy. This energy is required to initiate a chemical reaction by breaking bonds in the reactants.


What statement describes the potential energy diagram of an exothermic reaction?

The difference in potential energy between the reactants and products.