What Are the Mechanisms of Catalysis?

Q: Any chemical or physical change that absorbs energy O is an endothermic process. O is an exothermic…

A:

Q: Define the term rate constant?

A: The rate constant (k) is the proportionality constant in the rate equation that expresses the…

Q: Explain the time dependence of the rates of a chemical reaction.

A: Rate of the chemical reaction is defined as the speed at which the reactants disappear or the…

Q: Is it possible that the reaction rate hastens as concentration decreases? Why or why not?

A: It is not possible to the reaction rate hastens as co concentration decreases . Because as the…

Q: products and mechanisms

A: (a) p-Toluenesulfonic  Acid :                                                It is a…

Q: The rate constant for a reaction can be increased by ______ the stability of the reactant or by…

A:

Q: Make an brief introduction about Catalysis in Chemistry.

A: A catalysis is a substance that speeds up a reaction or lower temp, pressure,and helps help to speed…

Q: Describe the general characteristics of a catalyst.

A: The general characteristics of a catalyst has to be described below.

Q: Why are homogeneous catalysts harder to sepårate from products and leftover reactants than are…

A: Catalysts are the chemical compounds which are used in the chemical reaction which increases the…

Q: Some chemicals, like hydrogen peroxide, are prone to decomposition by photocatalysis. How can you…

A: Given,  Some chemicals, like hydrogen peroxide, are prone to decomposition by photocatalysis  How…

Q: A) What is heterogeneous catalysis? Elaborate heterogeneously catalyzed reactions with examples.

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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: List the Elementary Reactions?

A: Elementary reactions have to be listed below.

Q: The magnitude of the rate constant for the reaction is:

A:

Q: Define activation energy. What role does activation energy play in chemical kinetics?

A: The branch of chemistry that deals with the rates of a chemical reaction or we can say that the…

Q: What is rate law?

A: The mathematical relationship of reaction rate with reactant concentrations is known as the rate…

Q: Explain reactions qualitatively in terms of molecular collisions.

A: We will Explain reactions qualitatively in terms of molecular collisions.The Collision theory…

Q: Give 1 (one) analogy for catalyzed and uncatalyzed reaction.

A: In a chemical reaction, the product is formed when two reactants react. The term 'react' here refers…

Q: Define and explain the term activation energy as it appliesto chemical reactions.

A: To find: explanation about activation energy as it applies to chemical reactions.

Q: Define the term activated complex and explain its significance in a chemical reaction.

A: Activated complex is a stage that comes in the path of reactants getting converted to products.

Q: Describe the relationships between reaction rates?

A: ANSWER IS DISCUSSED BELOW :

Q: Define the term catalyst?

A: The term catalyst has to be defined below.

Q: What is an elementary reaction involving one reactant molecule called?

A: Unimolecular Reaction A unimolecular reaction involves a single reactant. For e.g. the cis…

Q: Explain the role of a catalyst in the design of practical chemical reactions.

A: The role of a catalyst in the design of practical chemical reactions has to be given,

Q: Define specific reaction rate or rate constant.

A: Specific rate constant at a given temperature may be defined as the rate of reaction when the molar…

Q: 4. What is a reaction mechanism?

A: Since you have posted multiple questions as per guidelines we can answer only one per session . If…

Q: What information can be extracted from the determination of the rate of a chemical reaction under…

A: Information can be extracted from the determination of the rate of a chemical reaction under…

Q: Which statement is true for the general rate law, rate = k[A]"[B]" %3D

A: Rate law (or) rate equation: the equation which  gives exact mathematical relation between rate of…

Q: Consider the reaction N₂O(g) →N₂(g)1/2O₂(g) with Au has catalyst (a) Is the gold a homogeneous or a…

A: The given chemical equation is, N2Og→N2g+12O2g The catalyst used in the reaction is Au. (a) In…

Q: What is catalyst and their functions

A: Catalyst is a substance that is added to change the speed of a chemical reaction without being…

Q: What is the rate law for this reaction?

A: Given reaction is  A+ 2B ↔C Let the general rate law of  given reaction is  Rate = k[A]x [B]y  where…

Q: Define Catalysts ?

A: SOLUTION: Step 1: A catalyst is any substance that increases a reaction rate without being consumed…

Q: Why is the development of catalysis important to the development of life?

A:

Q: 1b Define the molecularity of a reaction and explain how and when this is linked to the reaction…

A: Molecularity is the number of reactant molecules which take part in the slowest step.

Q: Why are reaction rates important (both practically and theoretically)?

A: Reactions are usually either endothermic or exothermic nature. They require heat for performing…

Q: What part of the rate law is temperature dependent?

A: The increase in the rate of reaction with rise in temperature is not due to the increase in the…

Q: How Rate laws for new reactions with unknown mechanisms are determined ?

A: The expression of reactant molecules in terms of their concentration raised to their stoichiometric…

Q: (a) What is meant by the term reaction rate?

A: The reaction rate is defined as the change in concentration of the chemical species, involving in…

Q: A bimolecular reaction can involve a single reactant

A: bimolecular reaction : A bimolecular reaction  is chemical combination of two molecular entities in…

Q: Define Kinetics ?

A: The definition of kinetics has to be given,

Q: Does a catalyst increase reaction rate by the same meansas a rise in temperature does? Explain.

A: The rate of rarction increases on increasing the temperature.  For most of the homogeneous…

Q: How does the amount of reactant account for the differences in the rate of reaction?

A: The rate of reaction directly depends upon the order of reaction. Follow step-by-step explanation.

Q: Explain how enzymes catalyze reactions.

A: Enzymes are biomolecules formed by proteins and they act as catalysts in biological reactions.…