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A substance that lowers the energy needed to start a chemical reaction is a catalyst.

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Q: What substance lowers the energy needed to start a chemical reaction?
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Related questions

What term describes a substance that lowers the energy needed to start a chemical reaction?

This substance is a catalyst.


What term describe a substance that lowers the amount of energy needed to start a chemical reaction?

Catalyst


What term describes a substance rhat lowers the amount of energy needed to start a chemical reaction?

This substance is called a catalyst.


What does an enzyme do to the activation energy needed to start a chemical reaction?

Enzymes are catalysts, they reduce the activation energy.


How does the addition of a catalyst affect the energy activation of a chemical reaction?

It lowers it, so the reaction is faster.


How does the addition of catalyst affect the energy of activation of chemical reaction?

It lowers it, so the reaction is faster.


How does the addition of a catalyst affect the energy of activation of a chemical reaction?

It lowers it, so the reaction is faster.


What term is given to a substance which speeds up a reaction and is unchanged after the reaction?

Catalyst- lowers the activation energy of a reaction but is not consumed.


What is a chemical substance that helps control reactions?

A catalyst is generic term used to influence rates of reaction. The catalyst lowers the activation energy required to start the reaction. In biology, catalysts are called enzymes.


What is a substance that enables a chemical reaction to proceed under different conditions?

A catalyst is a substance that enables a chemical reaction to proceed under different conditions. It lowers the activation energy required for the reaction to occur, allowing it to happen more quickly or at a lower temperature or pressure. The catalyst itself remains unchanged in the reaction and can be reused multiple times.


How does catalyst affect the activation energy of chemical reaction?

The presence of a catalyst affects the activation energy of a reaction by lowering the activation energy, helping the reaction go faster and making it so the reaction does not have to use as much energy to fulfill the products.


What term describes a substance that lowers the amount of energy needed to start a chemical reactions?

Catalyst