19. Why are homogeneous catalysts harder to separate from products and leftover reactants than are heterogeneous reactunl

Q: Consider the two‑step mechanism for the destruction of ozone. step 1: O3(g)+HO(g)⟶HO2(g)+O2(g) step…

A: In a chemical reaction, the compound that increases the rate of the reaction without getting…

Q: For every 10°C rise in temperature ,the rate of a chemical reaction almost increases by a factor of

A: We have to choose the correct option

Q: Define the term rate constant?

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

Q: Darlana Finding half life and rate constant from a graph of concentratio... A chemical engineer is…

A: From the given graph, we can predict that,At t = 0 sec, initial concentration, [NH3]o = 1 MAt t =…

Q: Carbon tetrachloride, CCI, (g), can be synthesized according to the reaction represented below. A…

A: As the temperature of the reaction increases, the energy of molecules increase  hence the fraction…

Q: The decomposition of hydrogen peroxide (H202(aq)) is proposed to follow a reaction mechanism of:…

A: Catalyst is the one that speeds up a chemical reaction by lowering activation energy of reaction.…

Q: If the activation energy of a chemical reaction is 185 kJ/mol and its AH is 24 kJ/mol, what would…

A: Given-> Activation energy of forward reaction (Ea) = 185 KJ/mole ∆H = 24 KJ/mole

Q: 14. An increase in temperature will result in A. a less energetic collision B. a lower activation…

A: All the collosion of reactant is not effective. For a collisions to be effective two things should…

Q: a) What is a catalyst? b) What is the difference between a homogeneous and a heterogeneous catalyst?…

A: a. Catalyst is the chemical substances that affect the rate of a chemical reaction. It does not…

Q: In relation to the characteristics of a catalyst, select the FALSE statement: a) It is a chemical…

A: Given,  In relation to the characteristics of a catalyst, select the FALSE statement : a). It is a…

Q: Explain Under what circumstance is the specific rate constant (k), not a constant.What does the size…

A: The specific rate constant is not constant if the reaction is not isothermal as it is a function…

Q: 20. Consider the following hypothetical reaction: A +B Calculate the average rate of the reaction on…

A: Chemical kinetics is the study of the reaction that how fast or slow a reaction is taking place. The…

Q: 19. Why are homogeneous catalysts harder to separate from products and leftover reactants than are…

A: Catalyst is used to enhance the rate of a reaction without participating in the reaction.

Q: Why are elementary reactions involving three or more reactants very uncommon?

A: An elementary reaction is the one which takes place in a single step with a single transition state.…

Q: A heterogeneous catalyst is most likely a: O A solid O Liquid O Vapor O Gas

A: Given  Catalyst    : Heterogeneous catalyst  Most likely phase of  heterogeneous catalyst = ?

Q: In the reaction profile shown below, which of the following statements is false? A) The activation…

A: The given energy diagram represents an endothermic reaction. Since, the energy of the product is…

Q: A given chemical reaction is being conducted at both 0.00 °C and 50.0 °C. The activation energy is…

A:

Q: A chemistry graduate student is studying the rate of this reaction: 2so, ()→ 2s0, (2) +0, g) She…

A: Rate law It gives the relationship between the concentration and rate of a reaction. For a reaction,…

Q: 6. a) What is a catalyst? b) What is the difference between a homogeneous and a heterogeneous…

A: 6 a) Catalyst: A substance (in small amount) that increases the rate of a chemical reaction and do…

Q: Step1: 2SO2(g) + 2NO2(g) à 2SO3(g) + 2NO(g) Step2:    2NO(g)  +  O2(g)  à 2NO2(g) Which of the…

A: Catalyst is a substance that tends to speed up the reaction. It is recovered at the end of the…

Q: Compare the functions of homogeneous and heterogeneous catalysts.

A:

Q: Consider the mechanism. step 1: А + ВС АВС step 2: ВС + АВС — A + B, + C, overall: 2 ВС → B, + C,…

A: catalyst is the species which is present in the same form after the completion of reaction , means…

Q: Part A Which statement is true regarding the function of a catalyst in a chemical reaction? A…

A: Given: Statements regarding catalyst.  To find: Correct statement Solution: Chemical kinetics is the…

Q: Consider the following reaction: 2 03(9) -> 3 02(g) (*) In a container with O3 only at the…

A: The rate of the formation of the product or the rate of disappearance of the reactants is known as…

Q: What effect does a catalyst have on the activation energy of the reaction? In the graphs below draw…

A:

Q: What is a specific rate constant (k)? Please explain in simple terms. How is this any different from…

A: Take the example of a reaction  X -> P where X is the reactant and P is the product.  With time…

Q: 2. When the temperature of a reaction is increased, the rate of reaction will inerease because... A.…

A: The rate of the formation of the product or the rate of disappearance of the reactants is known as…

Q: Determine the rise, run, and slope of the line formed by these points. rise: run: slope: What is the…

A: We have find out rise, run, slope and activation energy for the reaction.

Q: If L was lowered by adding a catalyst, which of the following would be correct? 70- 60- 50 40- 30-…

A: On adding catalyst, Reaction goes through alternate pathway.

Q: Given the following reaction mechanism: What is the overall reaction? Identify the catalyst.…

A: A catalyst is a species that is present at the beginning of a reaction and reappears at the end. It…

Q: onstant (?) data collected during the experiments. Plot the data to answer the questions. What is…

A:

Q: Determine the activation energy, Ea, (in kJ/mol) of the decomposition reaction, CH3CHO →  CH4 + CO.…

A: Given, decomposition reaction is: CH3CHO →  CH4 + CO Rate constant k1 =0.00365M-1/2 s-1 Absolute…

Q: Given the following information about a reaction with a reactant A: Time (s) 0.0 6.0 12.0 18.0…

A: The initial rate of reaction can be calculated by division of change in concentration by change in…

Q: Consider the following reaction mechanism: Step 1: A3(g) → A2(9) + A(g) Step 2: A3(g) + A(g) →…

A: Catalyst can be defined as the species which is being consumed by one step and then regenerated in…

Q: Consider the mechanism. step 1: A + B, - АВ + В, — В, +A » AB + B step 2: overall: 2 В, — В, + В…

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

Q: A scientist is studying how certain factors affect the rate of a particular reaction. She observes…

A: Given : We have to tell the factors which leads to speedy reaction.

Q: How did the rate change when the reaction was performed at lower temperature? why?

A: The rate of reaction is directional proportional to the reaction temperature. When temperature of a…

Q: Give three examples of environmentally benign heterogeneous catalysts.

A: SOLUTION: Step 1: Heterogeneous catalysis are catalysts whose phase differs from that of the…

Q: Generally, at a specific temperature, increasing the number of particles results in an: O constant…

A: Applying concept of collision theory of gases.

Q: 48 What is the rate-determining step of a reaction? Give an everyday analogy to illustrate the…

A:

Q: What units are typically used to express the rate of a reaction?

A: Rate of reaction:  It is defined as change in concentration of species with respect to change in…

Q: 17. Which of these statements is (are) truet 1f a statement is false, reword it so that it becomes…

A: The given statement(s) has to be predicted as true (or) false.

Q: Why is the initial rate more experimentally useful than the average rate? O Average rates change…

A: the rate decreases as the reactants are used up. So  the initial rate is the fastest rate and the…

Q: Consider the two-step mechanism for the destruction of ozone. step 1: O, (g) + НO(g) HO, (g) + 0,(g)…

A: Given,   step 1: O3(g) + HO(g) ⟶ HO2(g)+ O2(g)  step 2: HO2(g) + O(g) ⟶ HO(g) + O2(g)

Q: Consider the mechanism. step 1: А + ВС — АВС step 2: ВС + АВС — А + В, + С, overall: 2 ВС B, + C,…

A:

Q: Question is attached

A: Catalyst are the species that gets regenerated after completion of the reaction, they helps in the…

Q: Many heterogeneous catalysts are deposited on high-surface area supports. Why?

A: Catalyst are the substance which increases the rate of reaction without consume in the reaction.…

Q: Initial-rate data at a certain temperature is given in the table for the reaction N,0,(g) → NO(g) +…

A: Recall the reaction, N2O3 ----> NO + NO2 Rate law equation can be written as, Rate = k [N2O3]x…