Answered: The rate constant of a reaction is…

Name: The rate constant of a reaction is 0.38s-1 at 727 C and 0.87s-1 at 757
Uploaded: 2022-11-30T19:17:17.000Z
Channel: Bartleby
Description: The rate constant of a reaction is 0.38s-1 at 727 C and 0.87s-1 at 757C. Calculate the activation energy of the reaction.

Science

Chemistry

The rate constant of a reaction is 0.38s-1 at 727 C and 0.87s-1 at 757C. Calculate the activation energy of the reaction.

Chemistry

9th Edition

ISBN:9781133611097

Author:Steven S. Zumdahl

Publisher:Steven S. Zumdahl

Chapter12: Chemical Kinetics

Section: Chapter Questions

Problem 63AE: For the following reaction profile, indicate a. the positions of reactants and products. b. the...

See similar textbooks

Related questions

Q: Given the same reactant concentrations, the reaction COg) + Cl,(8) → COC,(8) at 245°C is 136 times…

A: Recall the given reaction, CO (g) + Cl2 (g) -------> COCl2 (g) . The reaction at 245◦C is 136…

Q: Activation energy for the reaction is 44KJ/mole. A catalyst is added and the reaction rate constant…

A: Given : Initial Activation energy(Ea1) = 44 KJ/mole Initial rate constant (K1) = 34L3mole-3s-1…

Q: A slightly bruised apple will rot extensively in about 2.5 days at room temperature (24.0 ° C). If…

A: The minimum amount of energy required by reactant molecules to participate in a reaction called…

Q: The activation energy of an uncatalyzed reaction is 95 kj/mol. The addition of a catalyst lowers the…

Q: The reaction rate constants of a reaction at 298 K and 373 K are 0.0450 s-1 and 20.1 s-1,…

Q: the reaction enthalpy is -275 kJ mol-1, the activation energy of the reverse reaction is

Q: Determine the activation energy for this reaction in kJ/mol: A chemical reaction has a rate…

A: Rate constant (K1) = 0.15 s-1 Rate constant (K2) = 1.35 s-1 Temperature (T1) = 22.0°C = 22.0+273 =…

Q: The activation energy of reaction is 167 kJ/mol. E for the reaction is 28 kJ/mol. What is the…

A: This question is related to potential energy diagram for a reaction. Then finding about the…

Q: In a reaction, the rate constant is found to be quadruple when the temperature increases from 30C to…

A: According to Arrhenious equation, rate constant of…

Q: Enter your answer in the provided box. Given the same reactant concentrations, the reaction Cog) +…

A: Rate of the reaction: Rate is the change in concentration of a reactant or change in concentration…

Q: For a chemical reaction, the rate constant at 32.6 C is 0.003939 s^-1, while the rate constant at…

Q: The rate constant of a reaction is 1.26 × 10-9 s-1 at 100.0oC and 6.18 × 10-5 s-1 at 200.0oC.…

Q: For a given reaction, a plot of ln k vs 1/T gives a slope -1784.3 K. Calculate the activation…

Q: The rate constant of a reaction at 500 K and 700 K are 0.02 s-1 and 0.07 s-1 respectively. Calculate…

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

Q: A certain reaction has an activation energy of 59.16 kJ/mol. At what Kelvin temperature will the…

A: The Arrhenius equation is expressed as follows: lnk=-EaR1T+lnA Where, A represents pre-exponential…

Q: A certain reaction has an activation energy of 41.96 kJ/mol. At what Kelvin temperature will the…

Q: The activation energy for a certain reaction is -164 kJ/mol. If the rate constant is 117 M-1 s-1 at…

Q: The rate constant for a reaction at 40.0°C is exactly 5 times that at 20.0°C. Calculate the…

A: For every reaction an input of energy is needed to activate the reaction, this is called activation…

Q: The activation energy for this reaction is 274 kJ mol^-1. By what factor does the rate of reaction…

Q: Hydrogen peroxide decomposes to water and oxygen gas with the aid of a catalyst (MnO2). The…

A: Since using a catalyst basically decreases the activation energy and hence it increases the rate…

Q: The chirping rate of an insect, a result of biochemical reactions, is found to increase with…

Q: A reaction has an activation energy of 195.0 kJ/mol. When the temperature is increased from 200°C to…

Q: The rate constant (k) for a reaction was measured as a function of temperature. A plot of ln k…

A: According to the Arrhenius equation:

Q: If a temperature increase from 20.0 °C to 35.0 °C triples the rate constant for a reaction, what is…

Q: The activation energy for the reaction NO2(g) + CO (g) NO (g) + CO2 (g) is 125 kJ/mol, and AE for…

A: The given reaction is : NO2(g) + CO(g) → NO(g) + CO2(g) Here, Activation energy of the…

Q: If a reaction's rate constant at 298K is 33 M-1s-1 and 45 M-1s-1 at 675 K, what is the activation…

Q: The rate constant of a reaction is 4.7X10⁻³ s⁻¹at 25°C,and the activation energy is 33.6 kJ/mol.…

A: The term Arrhenius equation in chemistry can be defined as the equation which is used to dependence…

Q: When the temperature rises from 105°C (378.15K) to 168°C (441.15K) and the rate of a reaction…

Q: A certain reaction has an activation energy of 60.65 kJ/mol. At what Kelvin temperature will the…

Q: An Arrhenius plot (ln k vs. 1/T) of data gathered while measuring the effect of temperature on the…

A: Given that the equation of trend line, y=−6481.3x+14.945 we have to find activation energy Ea.

Q: What is ∆H (in kJ/mol) for a reaction where the activation energy is 250 kJ/mol while the activation…

A: Applying Formula of activation energy Ea1= ∆H + Ea2

Q: For a chemical reaction the rate constant at 41 1 °C is 0.003803 s-1, while the rate constant at…

Q: The rate constant of a reaction is 0.688 s-1 at 20.0 °C, and the activation energy is 33.5 kJ/mol…

A: For the given reaction, Activation energy, Ea = 33.5 kJ mol-1 = 33.5 × 103 J mol-1 At…

Q: A certain reaction has an activation energy of 44.26 kJ/mol. At what Kelvin temperature will the…

Q: For the reaction, the energy of activation is 75KJ / mol. When the energy of activation of a…

A: From the Arrhenius equation, rate constant (k) is given by: k = A exp (-Ea/RT) where A is collision…

Q: Which statement is incorrect for the following reaction profile? A) The reaction is exothermic. 50…

A: A reaction is said to be exothermic if energy of reactants is higher than that of products. Here,…

Q: A certain reaction has an activation energy of 50.88 kJ/mol. At what kelvin temperature will the…

A: The relation between activation energy and temperature is given by Arrhenius equation. The…

Q: Assuming that the collision factor remains the same, by what factor will the catalyst increase the…

Q: The activation energy (Ea) for the reaction 4S(s) + CH4 (g) → CS2 (g) + 2 H2S (G) DH° = - 1040.6…

A: The relationship between the activation energies and enthalpy change is given by Eaf - Ear = ΔH…

Q: Calculate the activation energy, in kJ/mol reaction at 65 C that has a rate constant of 0.434s-1 and…

A: Given Rate constant (k) = 0.434 s-1 Frequency factor (A) = 6.82 x 1010 s-1 Temperature (T) = 65oC…

Q: A second-order reaction has rate constants of 8.9 x 10-3 L/mol and 7.1 x 10-2 L/mol at 3°C and 35°C,…

A: Given data Rate constant (1) = 8.9 x 10-3 l/mol Rate constant (2) = 7.1 x 10-2 l/mol Temperature…

Q: A certain reaction has an activation energy of 43.99 kJ/mol. At what Kelvin temperature will the…

A: Given, Activation energy, Ea = 43.99 kJ/mol = 43990 J/mol…

Q: If a temperature increase from 10.0 °C to 20.0 °C doubles the rate constant for a reaction, what is…

A: Given information:Initial temperature (T1) = 10.0 °CFinal temperature (T2) = 20.0 °CRate constant k1…

Q: Calculate the activation energy for the reaction (in kJ/mol) when at 675 K the rate constant for the…

A: Given T1 = 675 Kk1 = 0.0000200T2 = 109 Kk2 =0.00000800 Ea = To be determined

Q: A particular reaction has an activation energyof E a 189 k//mol . the rate constant for the reaction…

A: Given, Ea=189 KJ/mol rate constant ,K1=0.00205 s-1 Temperature, Ti= 457°C=(457+273)K=730 K rate…

Q: If the activation energy of a reaction decreases by 4.1 kJ/mol by adding a catalyst, how many times…

Q: A certain reaction has the following reaction Constant values at various temperatures k, min-¹ Ï°C…

Q: The activation energy of an uncatalyzed reaction is 95 kJ/mol. The addition of a catalyst lowers the…

Q: A certain reaction has an activation energy of 46.9146.91 kJ/mol. At what Kelvin temperature will…

A: You can use the Arrhenius equation and set K1 = 1 and K2 = 6.50 because rate = k [A] so as long as…

Question

Practice Pack

OFFON

The rate constant of a reaction is 0.38s-1 at 727 C and 0.87s-1 at 757C. Calculate the activation energy of the reaction.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

Includes step-by-step video

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Step 5

Trending now

This is a popular solution!

Learn your way

Includes step-by-step video

Step by step

Solved in 5 steps with 3 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

For the reaction 2N2O(g)2N2(g)+O2(g) the rate constant is 0.066 L/mol min at 565C and 22.8 L/mol min at 728C. (a) What is the activation energy of the reaction? (b) What is k at 485C? (c) At what temperature is k, the rate constant, equal to 11.6 L/mol min?
Experiments have shown that the average frequency of chirping by a snowy tree cricket (Oecanthus fultoni) depends on temperature as shown in the table. Chirping Rate (per min) Temperature (C) 178 25.0 126 20.3 100. 17.3 What is the apparent activation energy of the process that controls the chirping? What is the rate of chirping expected at a temperature of 7.5C?
11.44 A possible reaction for the degradation of the pesticide DDT to a less harmful compound was simulated in the laboratory. The reaction was found to be first order, with k = 4.0 X 10_H s"' at 25°C. What is the half-life for the degradation of DDT in this experiment, in years?
The activation energy for the reaction NO2(g)+CO(g)NO(g)+CO2(g) is 125 kJ/mol, and E for the reaction is 216 kJ/mol. What is the activation energy for the reverse reaction [NO(g) + CO2(g) + NO2(g) + CO(g)]?
Bacteria cause milk to go sour by generating lactic acid. Devise an experiment that could measure the activation energy for the production of lactic acid by bacteria in milk. Describe how your experiment will provide the information you need to determine this value. What assumptions must be made about this reaction?
Experiments during a recent summer on a number of fireflies (small beetles, Lampyridaes photinus) showed that the average interval between flashes of individual insects was 16.3 s at 21.0C and 13.0 sat 27.8C. a. What is the apparent activation energy of the reaction that controls the flashing? b. What would be the average interval between flashes of an individual firefly at 30.0C? c. Compare the observed intervals and the one you calculated in part b to the rule of thumb that the Celsius temperature is 54 minus twice the interval between flashes.
Consider the hypothetical reaction A2(g) + B2(g) 2AB(g), where the rate law is: [A2]t=k[A2][B2] The value of the rate constant at 302C is 2.45 104 L/mol s, and at 508C the rate constant is 0.891 L/mol s. What is the activation energy for this reaction? What is the value of the rate constant for this reaction at 375C?
The following rate constants were obtained in an experiment in which the decomposition of gaseous N2O; was studied as a function of temperature. The products were NO, and NO,. Temperature (K) 3.5 x 10_i 298 2.2 x 10"4 308 6.8 X IO-4 318 3.1 x 10 1 328 Determine Etfor this reaction in kj/mol.
For the following reaction profile, indicate a. the positions of reactants and products. b. the activation energy. c. E for the reaction.