Question: A substance decomposes according to first - order kinetics; the rate constant was determined at 2 0 C to be 7 . 6 2 1

A substance decomposes according to first-order kinetics; the rate constant was determined at 20C to be 7.6210-6s-1 and at 37C to be 5.1510-5s-1. Calculate the activation energy Ea. Calculate also, at 25C, the enthalpy of activation H**, the Gibbs energy of activation G**, the preexponential factor A, and the entropy of activation S#.
A substance decomposes according to first-order kinetics; the rate constant was

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Chemistry Questions!

Q:

.def .def .def A 12 .def Br3 .def zero r4 .def oloop r17 .def iloop r18 .org $0000 [25 pts] 4- Consider the AVR assembly code in Problem # 3 with its equivalent (partially completed) address and...

Q:

An ideal plug flow reactor of volume V is operated with recycle at the conditions shown in Figure 2. The reaction A B occurs in the reactor in the liquid phase according to first order kinetics with...

Q:

1. 2A B + C The above reaction is run and found to follow first order kinetics with a rate constant of 1.30 x 10 -3 sec -1 . If the initial concentration of A is 1.5 M, what is the concentration...

Q:

Sucrose decomposes according to first order kinetics in an acidic solution with a rate constant of 0.216 h -1 at 25 C . If one starts with 2.83 M of sucrose, how many hours will it take for it to...

Q:

The chemical reactions A B C take place in the liquid phase in an adiabatic ideal CSTR with mean residence time . The reaction A B obeys first - order kinetics with rate constant k 1 and is...

Q:

answer oral courses 27845 Jodie Question 2 Given the following information: 3/2 A2+ B(g) + C(g) AC(g) + A2B(g) K, 2A(g) +B(g) AB(g) K2 2A(g) + C2(g) 2AC(g) K3 Which relationship represents the...

Q:

At 700 K, the reaction 2502(g) + O2(g) 2503(g) has the equilibrium constant ke-43* 106, and the following concentrations are present: [S021 = 0.10 M: [SO3] - = 10 M;[02] = 0.10 M. Which of the...

Q:

The chemotherapy drug cisplatin is found to break down in the body according to 1st order kinetics. The rate constant for this reaction at body temperature is 1.87103min1. Starting with a cisplatin...

Q:

The chemotherapy drug cisplatin is found to break down in the body according to ist order kinetics. The rate constant for this reaction at body temperature is 1.87103min1. Starting with a cisplatin...

Q:

(Please indicate the solutions of the problems, only choosing the option will not be accepted!) 1) The thermal decomposition of acetaldehyde, CH CHO CH, +CO, is a second-order reaction. The following...

Q:

2. REACTOR SELECTION The batch experiments carried out to study the removal of COD in water revealed that COD decayed (it was removed) following first order kinetics with rate constant k = 0.1 min at...

Q:

Falling Hammer A hatumer with mass m is dropped from rest from a height h above the earth's surface. This height is not necessarily small compared with the radius RE of the earth. If you ignore air...

Q:

(30 Points) Suppose there are two tanks, each initially containing 100 gallons of salt water, connected to a series of pipes as shown at right. Initially, the amount of salt in the first tank is 20...

Q:

A stock is priced at $50, D = $2.50, and g = 4%. What is the implied required return (r)

Q:

Questions Q1. Write a Python program to retrieve the first and last colors from the following list: color_list = ["red", "green", "white", "blue", "black") Q2. Given the following dictionary,...

Q:

2-11. Why do you think people are more likely to engage in rude behaviours during online communication than during inperson communication? [LO-6]

Q:

2-12. Youre giving your first major presentation at your new job and you notice at least half the people in the small conference room are looking at their mobile devices more than they are looking at...

Q:

2-13. COLLABORATION: WORKING IN TEAMS [LO-1] In teams assigned by your instructor, prepare a 10-minute presentation on the potential advantages or disadvantages of using social media for business...