This is a potential energy diagram for a particular reaction. What is the activation energy for the REVERSE REACTION?    10 kJ       35 kJ       25 kJ

Q: Given that a reaction absorbs energy and has an activation energy of 50 kJ/mol, which of the…

A: Given: Reaction absorbs energy and has an activation energy of 50 KJ/mol.

Q: a.) Would you expect this reaction to take place in a single step? Why or why not? b.) This reaction…

A: The question is based on the concept of chemical kinetics. we have to observe the reaction and…

Q: For the reversible single-step reaction given below, the activation energy of the forward reaction…

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Q: 9. The rate constants for the reaction NO2(g) + CO(g) → NO(g) + CO:(g) at a temperature of 700 K and…

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Q: A certain reaction has an energy change of AE = -24 kJ and an activation energy of E, = 58 kJ. %3D…

A: Change in energy: Change in energy for forward and backward reaction is given by formula, Change in…

Q: A reversible reaction that occurs in a single step has ΔH = -17.8  kJ/mol and Ea = 37.7  kJ/mol.…

A: Chemical kinetics is the branch of chemistry that mainly deals with the rate of reaction and change…

Q: This question has multiple parts. Work all the parts to get the most points. For the decomposition…

A: In exothermic reactions energy of products is less than that of energy of reactants. That means…

Q: 10. A reaction has a rate constant of 7.3 x 10-4 M/s at 315 K and frequency factor of 4.4 x 107.…

A: Rate constant = 7.3 × 10-4 M/s  Frequency factor = 4.4 × 107  Temperature = 315 k  Activation energy…

Q: 11. For the reaction C12(g) +2 NO(g) → 2 NOC1 (g) the activation energy is 18.9 kJ/mol. For the…

A: We are authorised to solve only one question at a time. Please post rest of the questions…

Q: The activation energy for the reaction H2(g) + I2(g) → 2 HI(g) is 165 kJ/mol, and ∆E for the…

A: Given reaction,    H2(g) + I2(g) → 2 HI(g) Activation energy for the reaction is 165 kJ/mol, and ∆E…

Q: How are the following aspects of a reaction affected by the addition of a catalyst? Increased…

A: Addition of catalyst does not change position of equilibrium it can decreases activation energy of…

Q: The rate constant k for a certain reaction is measured at two different temperatures: temperature k…

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Q: What is the activation energy for a reaction if the rate constant is 1.75 × 10 -4 s -1 at 220°C K…

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Q: Consider a hypothetical chemical reaction: A+B C+D (In this equation A, B, C and D stand for some…

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Q: Consider a hypothetical chemical reaction: A+B C+D (In this equation A, B, C and D stand for some…

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Q: Here is an energy diagram for the reaction: 400 C + D 300 energy 200 (k]/mol) 100 A + B reaction…

A: Heat of reaction is the energy difference of the reactant and the product. if your heat of the…

Q: A certain reaction has an energy change of ΔE=−59 kJ and an activation energy of Ea=28 kJ. What is…

A: The lowest energy that reactant molecules needed for effective collision ad thus, yield the products…

Q: The rate constant k for a certain reaction is measured at two different temperatures: temperature k…

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Q: For a decomposition reaction the values of rate constant k at two different temperatures are given…

A: Given, k1 = 2.15 × 10-8 L mol-1 s-1 at 650 Kk2 = 2.39 × 10-7 L mol-1 s-1 at 700 K

Q: . The rate constant for a first-order reaction is 1.7 × 10–2 s–1 at 676 K and 3.9 × 10–2 s–1 at 880…

A: Relationship between activation energy and rate constant. logK2K1=Ea2.303R1T1-1T2 K1 and K2 are rate…

Q: A reaction at 20.0 °C exhibits a rate constant of 0.555 s–1. If the reaction is performed at 60 °C,…

A: Consider the given information is as follows; Initial temperature (T1) = 20.0°C = 20.0 + 273.15 =…

Q: Assuming the activation energies are equal, which of the following reactions will occur at a higher…

A: Activation energy is the extra energy needed by the molecules such that reactant molecules gets…

Q: The gas-phase reaction X(g) +Y(g) -> XY(g) has an overall energy change of +45 kJ. The activation…

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Q: A reversible reaction that occurs in a single step has ΔH = -64.0  kJ/mol and Ea = 27.7  kJ/mol.…

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Q: Sketch and Label the reaction profile for an exothermic reaction having a change in enthalpy of…

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Q: Suppose that the reaction A ⟶ products is exothermic and has an activation barrier of 75 kJ/mol.…

A: It is given that the reaction A ⟶ products is an exothermic reaction and has activation barrier of…

Q: 3. For the reaction NO2(g) + CO(g) → NO(g) + CO2(g) the activation energy is 125 kJ/mol and the H…

A: Activation energy is the minimum amount of energy that is required to activate the molecules or…

Q: The reaction X + X3 → 2 X2 is shown to have an activation energy of 51 kJ/mol while the enthalpy of…

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Q: A reversible reaction that occurs in a single step has AH= -26.2 kJ/mol and E = 25.2 kJ/mol. What is…

A: The relationship between the enthalpy change ∆H and activation energy is: ∆H=Eaf-Eab·······(1) Here,…

Q: For the following reaction producing 1 mol of oxygen gas at a particular temperature, AH=-200 kJ.…

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Q: Given that a reaction is Exothermic in the foward direction and has a forward activation energy of…

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Q: During a chemical reaction the temperature drops from 26 oC to 14 oC. What can you conclude about…

A: When temperature dropped from high temperature to lower temperature is indicates that releasing of…

Q: The rate constant k for a certain reaction is measured at two different temperatures: temperature k…

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Q: For the formation of 1 mol of nitrosyl chloride at a given temperature, H = –44 kJ. NO(g) + ½…

A: Given:  Activation energy of reaction (Eaf = 59KJ/mole)  Enthalpy of reaction (∆H) = -44 KJ/mole

Q: 6. For a reaction at 25 °C, the activation energy of the forward reaction is 135 kJ and the…

A: Let us discuss the diagram and then answer the question.

Q: 200 150- Potential Energy 100 50 Reaction Pathway

A: The activation energy of forward reaction is the difference in energy of reactant and transition…

Q: A2(g) + B2(g) →2 AB(g) The activation energy (Ea) in the forward direction is +143 kJ. The…

A: The forward reaction has high Activation energy than backward reaction so the energy barrier is high…

Q: The rate constant k for a certain reaction is measured at two different temperatures: temperature k…

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Q: f the activation energy of a reaction increases, what happens to the rate constant (k)? A.the rate…

A: Arhenius equation gives the relation between rate constant and activation energy. k = A e -(Ea/RT)…

Q: Label the reaction profiles below as exothermic or endothermic and use them to calculate the…

A: Enthalpy change (∆H ) is the heat change when 1 mole of substance is formed from it's elements under…

Q: The activation energy of the forward reaction 96.27 kJ/mol and the activation energy for the reverse…

A: Delta H is calculated as follows

Q: Considering the following diagram, the activation energy of the reverse reaction is about 160 120…

A: The  minimum amount of energy needed for reactant for reaction is known as activation energy.

Q: Chemistry II Chapter 14-Rates of Reaction The reaction: 2NOCI → 2NOg) + Cl 2(g) has a rate-constant…

A: The reaction taking place is given as, => 2 NOCl (g) ------> 2 NO (g) + Cl2 (g) Given : Rate…

Q: activation energy for the reaction of                2NO2(g)   2NO(g) + O2(g)       has been…

A: Arrhenius equation of a reaction establishes a relationship between reaction rate and temperature.…

Q: The activation energy of a reaction is 22.5 kcal mol^-1 and the value of the rate constant at 40…

A: Hence option C is correct that (c)9.7 x 10^10

Q: This is a potential energy diagram for a particular reaction. What is the activation energy for the…

A: Activation energy is the minimum energy that must be given to a reactant for it to undergo the react…

Q: 16. A reaction mechanism proposes three step reactions for the overall reaction and the energy…

A: Organic reactions are generally complex and are multi-stepped. The study of their mechanisms shows…

Q: The rate of a particular reaction quadruples when the temperature is increased from 25°C to 35°C.…

A: Rate of a reaction is quadruples. Initial temperature = 25°C   .....Or  because   °C + 273 = k…

Q: A student runs two different reactions, whose energy diagrams are graphed below on the same scale.…

A: Graph which more hump having more activation energy.

Q: The rate constant k for a certain reaction is measured at two different temperatures: temperature k…

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