Explain how enzymes catalyze reactions.

Q: What Are the Mechanisms of Catalysis?

A: For every chemical reaction there is a rate at which the reaction proceeds. Some reaction occur…

Q: Which pair correctly ranks the electronegativities of the atoms?

A: 1- Electronegativity is defined as a tendency of an atom to attract the shared pair of electrons…

Q: What is the general two-step mechanism by which most enzymes work?

A: To give: The general two-step mechanism by which most enzymes work?

Q: Explain how a catalyst can be involved in a chemical reaction without being consumed in the process.

A: A catalyst speeds up a chemical reaction, without being consumed by the reaction. It increases the…

Q: When the concentration of reactant increases, what effect will this have on the rate of the reaction…

A: All reactions possess a particular rate. That rate always carries direct relation with reactant's…

Q: What do you mean by Catalyst activity?

A: Catalyst: It is a chemical substance that is having the rate increasing capability in a chemical…

Q: The rate of chemical reaction is affected or influenced by several factors. SATA *   choose 5…

A:

Q: Enzymes and substrates have what is known as the lock-and-key mechanism. How so?

A: Lock and key mechanism is a model to explain the interaction between enzyme and substrate.

Q: what are positive and negative catalysis? also give examples.

A: Positive catalysis:The catalyst which increases the rate of a chemical reaction is called positive…

Q: Is the following true or false? All catalysts create a new reaction pathway with different…

A: The catalyst is a chemical species that increases the rate of a chemical reaction and it does not…

Q: give an example of a reaction that occurs immediately and an example of a reaction that occurs…

A: Most severe allergic reactions occur within seconds or minutes after exposure to the allergen

Q: Reaction rates are independent of the presence of catalyst or of temperature changes. O True O False

A: The reaction rate  is the speed at which a chemical reaction takes place. It is given as…

Q: A reversible reaction has the following reactants and products, construct the chemical equation for…

A: A reversible reaction has the following reactants and products, construct the chemical equation for…

Q: Q1 I. Define equilibrium constant of a reaction II. When one mole of pure ethanol is mixed with one…

A: A chemical reaction involves two or more than two reacting molecules which react with each other to…

Q: 1. The theory that is used to explain chemical reaction kinetics is called   2. How does a…

A: The given question is, 1. The theory that is used to explain chemical reaction kinetics is called,…

Q: Define the term catalyst?

A: The term catalyst has to be defined below.

Q: What are enzymes? What is the active site of an enzyme? What is a substrate?

A: The biological substances that increase the rate of reaction within cells are known as enzymes.…

Q: How do catalysts in the body speed up reactions? Decreasing the amount of products formed Increasing…

A: Ans is C

Q: Enzymes are biomolecules involve in chemical reactions. Explain how an enzyme affects the reaction…

A: Enzymes are biomolecular catalysts involved in chemical reactions. The functionality of enzymes and…

Q: s the following true or false? Catalysis is the acceleration of reactions and is achieved by making…

A: Catalysis is process in which rate of reaction is alter by adding the catalyst which is a substance…

Q: why the increasing concentration of only one reactant may not affect the reaction rate?

A: The question is based on the concept of chemical kinetics. it involves the identification of…

Q: Explain an intermediate species in chemical reactions

A: Intermediate species in a chemical reaction = The reaction intermediate or intermediate is a group…

Q: Explain what activation energy is. What causes chemical reactions to have activation energies?

A: When the activation energy of a reaction is higher, then the rate of that reaction will be lower.…

Q: Enzymes are catalysts that increase the rates of biochemical reactions. True False

A: Answer:- This question is answered by using the simple by using the simple concept of enzymes and…

Q: Which is true about catalyzed reactions? O The net concentration of catalyst does not change O…

A: Given,       Some characteristics of Catalyzed reaction are provided     Required,…

Q: 1. Consider the following collisions, each occurring at the same temperature. Which of the following…

A:

Q: Outline how and why increasing temperature, concentration, and a catalyst can speed up the rate of a…

A:

Q: Catalysts are sometimes used in chemical reactions.         a.  Explain what a catalyst does in a…

A: Catalyst is a chemical substance which increases the rate of a reaction without itself being changed…

Q: How does a catalyst influence the rate of a reaction

A: We have to tell effect of catalyst on rate of reaction