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What is the act of enzymes?
Enzymes help speed up chemical reactions by lowering the required activation energy to start a reaction.
What effect does a catalyst have?
A catalyst speeds up a chemical reaction by lowering the activation energy required for the reaction to occur. It does so by providing an alternative reaction pathway that requires less energy to initiate the reaction. The catalyst itself remains unchanged at the end of the reaction and can be used over and over again.
What function catalyst perform in chemical reaction?
A catalyst provides an alternative pathway with lower activation energy for a chemical reaction to occur. By lowering the energy barrier, a catalyst speeds up the reaction without being consumed itself. This results in an increase in the rate of the reaction.
Why do you need a catalyst during a enzyme reaction?
A catalyst speeds up the rate of a chemical reaction by lowering the activation energy needed for the reaction to occur. In the case of an enzyme-catalyzed reaction, the enzyme serves as a biological catalyst, allowing the reaction to occur more efficiently and at lower energy levels than it would without the enzyme.
Which of the following is not required in a chemical reaction?
An enzyme is not required in a chemical reaction. While reactants, energy, and a chemical reaction pathway are essential components of a chemical reaction, enzymes can speed up the reaction but are not always necessary for it to occur.
How do emzymes speed up chemical reactions?
Enzymes lower the activation energy needed to start a chemical reaction.
What is proteins that reduce the amount of energy needed to start a chemical reaction are called?
Proteins that reduce the amount of energy needed to start a chemical reaction are called enzymes. Enzymes act as catalysts by lowering the activation energy required for a reaction to occur, thus speeding up the reaction.
What is lowered to speed up a chemical reaction?
Activation energy is lowered to speed up a chemical reaction.
If a chemical reaction uses up energy the reaction is .?
endothemic
What is the act of enzymes?
Enzymes help speed up chemical reactions by lowering the required activation energy to start a reaction.
What does a enzyme do A Adds heat to a reaction speeding it up B Lowers the activation energy of a reaction C Cools a reaction slowing it down D Raises the activation energy of reaction?
B. Lowers the activation energy of a reaction. Enzymes facilitate chemical reactions by decreasing the energy needed to start the reaction, thus speeding up the overall process.
How does an enzyme help in a chemical reaction?
It speeds up the reaction by lowering activation energy.
Which analogy can best be likened to the activation energy of a chemical reaction?
The activation energy of a chemical reaction can be likened to pushing a car up a hill before it can roll down to the other side. Just like how the initial push is needed to start the motion, the activation energy is required to initiate a chemical reaction. Once the reaction is started, it can proceed spontaneously.
What effect does a catalyst have?
A catalyst speeds up a chemical reaction by lowering the activation energy required for the reaction to occur. It does so by providing an alternative reaction pathway that requires less energy to initiate the reaction. The catalyst itself remains unchanged at the end of the reaction and can be used over and over again.
What function catalyst perform in chemical reaction?
A catalyst provides an alternative pathway with lower activation energy for a chemical reaction to occur. By lowering the energy barrier, a catalyst speeds up the reaction without being consumed itself. This results in an increase in the rate of the reaction.
How does a catalyst change the rate of a chemical reaction?
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.
Why do you need a catalyst during a enzyme reaction?
A catalyst speeds up the rate of a chemical reaction by lowering the activation energy needed for the reaction to occur. In the case of an enzyme-catalyzed reaction, the enzyme serves as a biological catalyst, allowing the reaction to occur more efficiently and at lower energy levels than it would without the enzyme.
