Choose the correct answer The rate-determining step in heterogeneous catalysis is: Group of answer options a.adsorption b.the most temperature sensitive step c.the "slowest" step d.the step that you have to increase the speed for if you want the whole reaction to go faster e.the fastest step

Q: For the chemical reaction A + B→ C, if the concentration of reactants is kept constant but the…

A: And since the order of reaction depends only on the reaction and remains constant for a particular…

Q: Which of the following is true of the rates of most chemical reactions?    A. The initial rate is…

A: The reaction rate depends on the concentration of reactants.

Q: The three conditions that must be met at the nanoscale level if a reaction is to occur. 1. Reactant…

A: Kinetic theory of gases explains the necessary condition for a reaction to happen.

Q: --> 3Br₂ + 3. The rate law for the chemical reaction, 5Br + BrO3 + 6H*. 3H₂O has been determined…

A: We know that the order can be calculated experimentally by the help of rate law.Suppose a reaction…

Q: In chemical kinetics one factor that affects the rate is the nature of the reactants. This is…

A: The kinetics of the reaction can be explained on the basis of collision theory,

Q: Which of the following is FALSE about reaction rates?   A. Increasing the temperature generally…

A: Rate of reaction is defined as speed at which rate of reaction occurs.

Q: "For an endothermic reaction, the activation energy will always be greater than the enthalpy change…

A: given endothermic reaction exothermic reaction

Q: Consider the dissolving of sugar as a simple process in which kinetics is important. Suppose that…

A: Equal mass of sugar is dissolved in a fixed volume water. We have to identify which type of sugar…

Q: Use the graphic below to answer the following question.   Which letter choice would have the…

A: The rate of a reaction describes the change in the concentration with respect to time. It is…

Q: performed on a chemical reaction will lower it's activation energy? i) increasing the concentration…

A: Activation energy is the minimum amount of energy needed by the molecules to complete /happen a…

Q: The reaction 2 SO2 (g) + 02 - 2 S03 (g) has the rate law Rate = k[SO2 ? (02 at a certain…

A: The complete balanced equation given in the question =  2SO2 (g) + O2(g)  →2SO3 (g)Rate =…

Q: 1A. The rate constant, k, depends on a. the concentration of the reactants and temperature b. the…

A: Arrhenius equation for rate constant (k) is  where  k = rate constant Ea = Activation energy T =…

Q: Which statement could NOT be a possible explanation for the increase in effective collisions caused…

A: A catalyst helps in the faster formation of products by increasing the rate of reaction without…

Q: The rate constant of a first-order process that has a half-life of 521 s is __________ s−1. A.…

A: The reaction carrying direct connection between reaction's rate and reacting molecule's…

Q: Which one of the following statements is correct?   A.  At equilibrium, the rates of the forward…

A: The units of the rate constant, k, depend on the overall reaction order.

Q: Which of the following are possible means of increasing the rate constan associated with a reaction?…

A: We are given following options and have to answer which of them is correct in order to increase the…

Q: a. b. C. d. e. sider a substance that follows first order kinetics has a half-life, t1/2, of 88.90…

A:

Q: At 500 K, the rate of bimolecular reaction is 10x the rate at 400 K. Find the energy of activation…

A:

Q: a. At higher temperatures, the fraction of molecules with enough energy to overcome the activation…

A: a.) We would check the affect of increasing temperature on energy.  b.) We will check the affect of…

Q: 12. What is the half-life of a 1st order reaction whose rate law constant is 3.7x10-3s-1? a. 190…

A:

Q: 24. The first-order rearrangement of CH3NC has a rate constant of 3.61 × 10-15 s-1 at 298 K and a…

A: Step 1:Given that:Rate constant(k1)=3.61 X 10-15 s-1 T1 = 298 KRate constant (k2) = 8.66 X 10-7…

Q: Which of the following statements regarding the rate constant in the rate law expression is not…

A: Rate constant is defined as the proportionality constant between the rate of a chemical reaction and…

Q: Pasagot po lahat. Salamat!

A:

Q: Which is false? a. rate constant varies in different temperatures, rate law does not b.…

A: A question based on kinetics of reactions in solution that is to be accomplished.

Q: The following mechanism has been proposed for the formation of N₂ and H₂O from H₂ and tager mode…

A: Note! As per bartleby guidelines, we can answer only first three subparts (unless not mentioned…

Q: What is the half-life of a 1st order reaction whose rate law constant is 7.6x10-4s-1? A.…

A: half life = .693/.00076 half life = 910

Q: 26. a. b. C. d. e. Which of the following statements are true when temperature increases? I only II…

A: Thermodynamics is branch of chemistry in which we deal with amount of heat evolved or absorbed by…

Q: ctivation energy of a chemical reaction can be determined by O a. determining the rate constants at…

A:

Q: A + B → C + D is of order 0. As an experimenter, which parameters can you make vary to influence the…

A: The variation in the following parameters will affect the rate of zero order reaction.

Q: What are the units for k in a zero order reaction? * L mol-1 s-1 L3 mol-3 s-1 mol L-1 S-1 None of…

A: order of the reaction is the sum of the exponents to which the concentration terms in the rate law…

Q: According to the collision theory for chemical reactions, why do most reaction rates increase with…

A: Collision theory of reaction rate: According to the collision theory of reaction rate, the randomly…

Q: Collision Theory and Rates 1. Describe how the activation energy of a reaction affects the overall…

A: Activation energy is extra energy required to form activated complex.

Q: 9. An increase in temperature increases the reaction rate. What is the best reason to explain this…

A: Applying statement of kinetic theory Ek= 3/2kT

Q: d. In a hypothetical equation A+B C, the rate of reaction increases by increasing the concentration…

A: Please note: As per our company guidelines we are supposed to answer only three parts of one…

Q: How is a simple reaction different from a complex reaction?

A: The concept of simple and complex reactions is explained in the next step.

Q: Which catalysts is false? statement concerning biological a. The reactants in enzyme-catalyzed…

A: In this question, we have to choose the false statement concerning biological catalysts.

Q: For the 1st order reaction whose rate law constant, k, is 2.5x10-5s-1,

A:

Q: b. Rate of Reaction c. Rate Law d. Order of the Reaction 1B. This kind of research does not change…

A: This question is related to chemical kinetics. Order of reaction is an experimental property of the…

Q: The half-life of a chemical reaction is   the time it takes for half the present reactants to be…

A:

Q: Which type of equation allows one to track changes in concentration vs time? a. Rate law b.…

A: We have to determine the type of equation that allows one to track changes in concentration vs time.…

Q: . Calculate the average rate of the reaction A to B from the start of the reaction to the 10th sec.…

A: The data given is,