The rate constant for the reaction NO, (g)+0,(g)- - No,(g) +0,(g) was determined over a range of 40.0 K, with the following results: k (M 1s-1) T (K) 4.14 x 105 203 7.30 x 105 213 1.22 x 106 223 1.96 x 106 233 3.02 x 106 243

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: Account for the increase in reaction rate brought about by a catalyst.

A: Catalyst role is to control the rate of reaction. It don't get consumed after the reaction.

Q: Catalysts decrease the activation energy which leads to increase the reaction rate * True False

A: A catalyst is a substance that can be added to a reaction to increase the reaction rate without…

Q: what speeds up a chemical reaction and how is activation energy related to it?

A: Interpretation-  To tell about the speeds up of a chemical reaction and how the activation energy…

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: The energy needed for a reaction to proceed from reactants to products is known as: Activation…

A: In a chemical reaction reactants chemically combine and leads to the formation of products.

Q: What is the significance of activation energy?

A: Activation energy is the minimum required energy to convert a reactant into product. If reactant…

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 will happen if the necessary substances for a reaction are placed together but the activation…

A: First of all we will discuss about the term Activation energy. The activation energy is the minimum…

Q: Why does the rate of the forward reaction slow down as the reaction proceeds?

A: The equilibrium is the point in a chemical reaction at which the rate of the forward reaction…

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: Consider a reaction A → B. At 33.5 °C, the rate constant, k, for this reaction is 0.00918 s1. After…

A: Arrhenius equation gives the relation between the rate constant (k) and the activation energy (Ea).…

Q: For the following reaction profiles, indicate the positions of reactants and products, the…

A:

Q: The activation energy is the minimum amount of energy necessary for a chemical reaction to occur. O…

A: Activation Energy (Ea) :- Yes, activation energy is the minimum amount of energy required for a…

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: A catalyst increases the activation energy required for a reaction to proceed. O True O False

A: The given statement is  A catalyst increase the activation energy required for a reaction to proceed

Q: EtO₂C Pd(dba)2 (cat) dppb, Et₂NH THF, rt EtO₂C NH

A: Here, Pd is in a +2 oxidation state, it will coordinate with the carbonyl group to make it more…

Q: Why is a certain amount of energy required within an effective collision?

A: In chemical reactions, a minimum amount of energy is required within an effective collision for…

Q: Define the activation energy of the reaction.

A: Every reactant has its own potential energy. Some amount of energy is required for the reactant to…

Q: What is the change in energy and activation energy for each?

A: The progress of a reaction can be represented by the reaction coordinate diagram. In a reaction…

Q: Which is true? A slow reaction has low activation energy. A fast reaction has large activation…

A: Activation energy is minimum amount of energy required to reaction start.