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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.

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9y ago
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9y ago

A catalyst is a substance that decrease the activation energy needed to start a ch-

emical reaction. As a result, a catalyst also increase the rate of the chemical reacti-

on, or makes the products form faster.

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12y ago

A catalyst is a substance that increases the rate of a reaction. It provides an alternate route for the reaction with a lower activation energy (EA); sometimes it is said that a catalyst "lowers the activation energy". A catalyst is NOT consumed by the reaction.

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12y ago

A catalist lowers the activation energy of a reaction.

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9y ago

Catalyst causes activation energy to decrease

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14y ago

Sort of wrong question as the definition of a catalyst is a component that increases rate of reaction without being consumed.

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14y ago

Decreases it

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12y ago

yes

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Q: How does catalyst affect the activation energy of chemical reaction?
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Related questions

How does a catalyst affect the activation energy chemical reaction?

it speeds up the process :)


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

It lowers it, so the reaction is faster.


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 additions of a catalyst affect the energy of activation of a chemical reaction?

A catalyst changes the reaction mechanism to one with a lower activation energy; activation energy is lowered when a catalyst is added


What is activation energy How does a catalyst affect activation energy?

Activation energy is the energy required by a reaction for the reaction to occur. The catalyst lowers the activation energy, making it easier for the reaction to happen.Improvement:A catalyst don't lowers the activation energy. A catalyst creates a alternative route (*) for the same reaction with a lower activation energy.* = as a result of the interaction of the reagents with the catalyst.


How do catalyst affect the energy reactions?

Catalysts doesn't affect the energy of reactions


Why does catalyst affect reaction speed?

The activation energy is reduced.


Does a catalyst affect a reaction activation energy?

yes. lowers it.


How do catalyst affect the energy of reaction?

Catalysts greatly reduce the amount of activation energy needed to begin a reaction.


What ways can a catalyst affect a chemical reation?

A catalyst affects a reaction by speeding it up. A catalyst, remember, does not participate as a reactant or product in the reaction. It facilitates the reaction by lowering its activation energy, making the reaction easier to happen.


How do catalyst affect a chemical reaction?

Adding a catalyst will make the reaction happen faster because the catalyst makes the Activation Energy (the energy required for the reaction to take place) to lower. Meaning more molecules can acquire this lower number of energy. A chemical reaction that involves a catalyst is a special type. A catalyst, in a given chemical reaction, is something that is both an input *and* an output of the reaction equation. What that means, practically, is that a small amount of catalyst is enough to process any amount of the other inputs. (More catalyst means that a given amount will be processed faster.)