A certain reaction has an energy change of AE = +29 kJ and an activation energy...
A certain reaction has an enthalpy of AH = -49 kJ and an activation energy of E, = 33 kJ. What is the activation energy of the reverse reaction? Ea(reverse) 16 KJ Incorrect
Suppose that the activation energy for a certain reaction is 30 kJ/mol and the enthalpy of reaction is -75.0 kJ/mol. What activation energy is required to initiate the reverse reaction that converts the products into reactants?
Suppose that the activation energy for a certain reaction is 30 kJ/mol and the enthalpy of reaction is –75.0 kJ/mol. What activation energy is required to initiate the reverse reaction that converts the products into reactants?
A reaction has the activation energies of 34.5 and 52.7 kJ/mol for the forward and reverse steps, respectively. What is the energy change (AE-Eproducts- Ereactants) for this reaction? 43.6 kJ/mol O 18.2 kJ/mol O 87.2 kJ/mol O -18.2 kJ/mol O-87.2 kJ/mol
1. The forward reaction HOCI → HCIO has an activation energy of 311 kJ/mol. The reverse reaction HCIO → HOCI has an activation energy of 31 kJ/mol. Both reactions occur at 25 °C. a. Which reaction is exothermic: HOCI → HCIO or HCIO → HOCI? Briefly explain. b. Determine the AE for the reaction HOCI → HCIO. Is the reaction endothermic or exothermic? c. Assuming the Arrhenius constant for the reaction HCIO → HOCI is 5.2 x 102 s', calculate...
Part A The activation energy of a certain reaction is 30.9 kJ/mol . At 29 ∘C , the rate constant is 0.0170s−1 . At what temperature in degrees Celsius would this reaction go twice as fast? Express your answer with the appropriate units. View Available Hint(s) T2 = Part B Given that the initial rate constant is 0.0170s−1 at an initial temperature of 29 ∘C , what would the rate constant be at a temperature of 100. ∘C for the...
Question 24 of 30 > A certain reaction has an enthalpy of AH = 34 kJ and an activation energy of Ea = 66 kJ. What is the activation energy of the reverse reaction? Ea(reverse) = kJ Question 23 of 30 Label the energy diagram for a two-step reaction. A R. + HX Energy RX + H RH + X Reaction coordinate Answer Bank non-limiting transition state rate-limiting transition state products intermediates activation energy starting materials enthalpy change
The activation energy of a certain reaction is 47.9 kJ/molkJ/mol . At 29 ∘C ∘C , the rate constant is 0.0180s−10.0180s−1 . At what temperature in degrees Celsius would this reaction go twice as fast? Express your answer with the appropriate units. T2= Given that the initial rate constant is 0.0180s−10.0180s−1 at an initial temperature of 29 ∘C ∘C , what would the rate constant be at a temperature of 170. ∘C ∘C for the same reaction described in Part A? k2=
The activation energy for the reaction NO2(g)+CO(g)⟶NO(g)+CO2(g) is Ea = 200 kJ/mol and the change in enthalpy for the reaction is ΔH = -200 kJ/mol . What is the activation energy for the reverse reaction?
The activation energy for the reaction NO2(g)+CO(g)⟶NO(g)+CO2(g) is Ea = 150 kJ/mol and the change in enthalpy for the reaction is ΔH = -375 kJ/mol . What is the activation energy for the reverse reaction?