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Lowers the activation energy of a reaction, therefore speeding the reaction up.
Catalysts speed up chemical reactions. They do not change the products or reactants of the reaction, and are not used up or consumed in the reaction. Biological catalysts are called enzymes. Catalysts lower the activation energy (or energy needed to start a reaction), and cause the reaction to occur more quickly.
Wiki User
∙ 13y ago
Wiki User
∙ 13y agoA catalyst changes the rate of a chemical reaction by temporarily interacting chemically or physically with at least one of the reactants or with one of the activated intermediates formed by the reactants as part of the reaction to change the activation energy required for the reaction, but always in such a manner that the catalyst is "regenerated" in unchanged chemical form by the end of the overall reaction.
trashnoodles
A catalyst can take the cheese out of ur foreskin and feed it to u
Wiki User
∙ 10y agoA catalyst speeds up a reaction.
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What increases heart rate and respiration?
For a healthy adult: heart rate of 60-100 beats/minute, respiratory rate of 12-20 breaths/minute
Can benadryl speed up your heart rate?
Benadryl has the potential speed up your heart rate as an adverse reaction, specifically palpitations. This drug should be used with caution in patients with Heart Disease and/or High Blood Pressure. This is because the cardiovascular adverse effects can be serious to those people with these conditions. These effects include a change in blood pressure, palpitations, and tightness in the chest.
What term applies to the part of the experiment when the electrical shock began the mice became excited and their heart rate and respiration increased?
Alarm reaction phase
Normal heart rate?
60-100 is the normal heart rate for an adult, but it varies per person. If your heart rate is normally around 90, a heart rate of 60 is going to be abnormally low. Also, many factors can cause a change in your heart rate, such as a change in body temperature, pain, exercise, nervousness, etc.
What other companys manufacture devices similar to the 'Garmin Heart Rate Monitor'?
Polar makes the Bluetooth Polar Stride Sensor which is a popular heart rate monitor with a clip and easy to change batteries. Panobike also has a line of heart rate monitors as well.
How does catalyst effect chemical change?
A catalyst alters the rate of a chemical reaction.
What parameter involved in a chemical reaction will change with the addition of a catalyst?
The rate of a chemical reaction will change in the presence of a catalyst, unless the reaction is already at equilibrium.
Undergo no chemical change during a chemical reaction?
A catalyst doesn't undergo a chemical change during a chemical reaction.
What effect does a catalyst have?
a catalyst has no effect in chemical reaction. it only increases or decreases the rate of the chemical reaction.
What will change when a catalyst is added to a chemical reaction?
A catalyst speeds up the rate of reaction, and lower the activation energy needed.
How catalyst can change the rate of a chemical reaction?
speeds it up or starts it
What happens to the reaction rate when a catalyst is used in a chemical reaction?
With a catalyst the reaction rate is higher.
What are the two attributes of a catalyst?
A catalyst must change the rate of a chemical reaction. It must be unchanged at the end of the reaction.
Why a catalyst is not involved chemically in chemical reaction?
The catalyst is not a reactant; a catalyst only favors a chemical reaction, the reaction rate and yield.
Is this how you spell calysis?
The process is spelled catalysis (change in reaction rate).The substance that makes a chemical reaction change is a catalyst.
A catalyst increases the rate of a chemical reaction by changing which of the following conditions?
A catalyst can speed up the rate of a given chemical reaction by lowering the activation energy required for the reaction to occur. However, the catalyst does not change the total free energy from reactants to products.
Is catalyst a product of chemical reaction?
No a catalyst is unchanged by a chemical reaction, it does however serve to speed up the rate of the reaction.
