The reaction A- + H+ → P has a rate constant given by the empirical expression...

Question

Question

The reaction A- + H+ → P has a rate constant given by the empirical expression...

The reaction A^- + H⁺ → P has a rate constant given by the empirical expression k_r = (6 x 10¹²) exp^{((- 5925 K)/T)}. Evaluate the energy and entropy of activation at 25°C°. [8 marks]

science chemistry

Add a comment Improve this question Transcribed image text

Answer 1

Answer #1

Add a comment

Answer 2

Similar Homework Help Questions

21C.1(a) The reaction of propylxanthate ion in acetic acid buffer solutions has the mechanism A− +H+→P....

21C.1(a) The reaction of propylxanthate ion in acetic acid buffer solutions has the mechanism A− +H+→P. Near 30 °C the rate constant is given by the empirical expression kr=(2.05×1013) e−(8681K)/T dm3mol−1 s−1. Evaluate the energy and entropy of activation at 30 °C. 21C.1(b) The reaction A− +H+→P has a rate constant given by the empirical expression kr=(6.92×1012)e−(5925K)/T dm3mol−1 s−1. Evaluate the energy and entropy of activation at 25 °C. Please explain why they calculated H=E-RT like that like why is...
The rate constant at 298K for the decomposition reaction CH3 + 2C,H, is 6.6 % 103151...

The rate constant at 298K for the decomposition reaction CH3 + 2C,H, is 6.6 % 103151 and the activation energy is 261 k) per mole of C.Hg. Determine the frequency factor for the reaction. O 3.9 x 10's 0 24x 1013 O 1.5 x 1012/S
a. A reaction has the following activation energy and reaction rate k constant at 20 °C...

a. A reaction has the following activation energy and reaction rate k constant at 20 °C 10,000 cal/mo k2 1.42 h Calculate: a. reaction rate constants for 10, 15, 20, 25, 30, 35 and 40 oC b.construct the Arrhenius plot (x-1/T versus y - log k) using the reaction rate constants calculated in a. calculate Qio for each pair of temperatures with the difference od 10°C, such as between 10 and 20°C., 15 and 25 °C, etc. (you will have...

the Arrhenius Equation for the rate constant ka zpe is the number of collisions per second,...

the Arrhenius Equation for the rate constant ka zpe is the number of collisions per second, and p is the orientation factor For the reaction A B , z = 1012 collision per second, and p = 0.5. At a temperature T 300.0 K, how many effective collisions occur per second CASO SO,000 17. The rate constant (ka) of a reaction is 3.46 X 102/sec at 298 K. What is the rate constant (kz) at 350.0 K, if the activation...
#14 Rate Constant and Temperature 1. The rate constant (k) for a reaction was measured as...

#14 Rate Constant and Temperature 1. The rate constant (k) for a reaction was measured as a function of temperature. A plot of lnk versus 1/T (in K) is linear and has a slope of -1.01 x 104 K. Calculate the activation energy for this reaction. 2. The rate constant of a reaction at 32.0oC is 0.0550 s-1. If the frequency factor is 1.20 x 1013 s-1, what is the activation energy? 3. A reaction has a rate constant of...
Part A: The rate constant for a certain reaction is k = 1.90×10−3 s−1 . If...

Part A: The rate constant for a certain reaction is k = 1.90×10−3 s−1 . If the initial reactant concentration was 0.150 M, what will the concentration be after 7.00 minutes? Part B: A zero-order reaction has a constant rate of 4.60×10−4 M/s. If after 30.0 seconds the concentration has dropped to 8.00×10−2 M, what was the initial concentration? Part C: A certain reaction has an activation energy of 60.0 kJ/mol and a frequency factor of A1 = 7.80×1012 M−1s−1...

A reaction has a rate constant of 0.0177 s-1 at 400.0 K. If the reaction has...

A reaction has a rate constant of 0.0177 s-1 at 400.0 K. If the reaction has activation energy of 125 kJ/mol, calculate the rate constant at 500.0 K.A reaction has a rate constant of 0.0177 s-1 at 400.0 K. If the reaction has activation energy of 125 kJ/mol, calculate the rate constant at 500.0 K.
There are several factors that affect the rate of a reaction. These factors include temperature, activation...

There are several factors that affect the rate of a reaction. These factors include temperature, activation energy, steric factors (orientation), and also collision frequency, which changes with concentration and phase. All the factors that affect reaction rate can be summarized in an equation called the Arrhenius equation: k=Ae−Ea/RT, where k is the rate constant, A is the frequency factor, Ea is the activation energy, R=8.314 J mol−1 K−1 is the gas constant, and T is the absolute temperature. A certain...
There are several factors that affect the rate of a reaction. These factors include temperature, activation...

There are several factors that affect the rate of a reaction. These factors include temperature, activation energy, steric factors (orientation), and also collision frequency, which changes with concentration and phase. All the factors that affect reaction rate can be summarized in an equation called the Arrhenius equation: k=Ae−Ea/RT, where k is the rate constant, A is the frequency factor, Ea is the activation energy, R=8.314 J mol−1 K−1 is the gas constant, and T is the absolute temperature. A certain...

a) Given these data for the reaction , write the rate-law expression. (Use k for the...

a) Given these data for the reaction , write the rate-law expression. (Use k for the rate constant.) Rate = _______ The specific rate constant = ___________ Expt. Initial [A] (M) Initial [B] (M) Initial Rate of Formation of C () 1 0.15 0.40 4x10^-5 2 0.15 0.80 1.6x10^-4 3 0.30 1.6 1.3x10^-3 b) The rate of the elementary reaction C2H2 + H2->C2H4 has been studied as a function of temperature between 300 and 2500 K. The following data were...

The reaction A- + H+ → P has a rate constant given by the empirical expression...

Homework Answers

Add Answer to:
The reaction A- + H+ → P has a rate constant given by the empirical expression...

Post as a guest

Earn Coins

21C.1(a) The reaction of propylxanthate ion in acetic acid buffer solutions has the mechanism A− +H+→P....

The rate constant at 298K for the decomposition reaction CH3 + 2C,H, is 6.6 % 103151...

a. A reaction has the following activation energy and reaction rate k constant at 20 °C...

the Arrhenius Equation for the rate constant ka zpe is the number of collisions per second,...

#14 Rate Constant and Temperature 1. The rate constant (k) for a reaction was measured as...

Part A: The rate constant for a certain reaction is k = 1.90×10−3 s−1 . If...

A reaction has a rate constant of 0.0177 s-1 at 400.0 K. If the reaction has...

There are several factors that affect the rate of a reaction. These factors include temperature, activation...

There are several factors that affect the rate of a reaction. These factors include temperature, activation...

a) Given these data for the reaction , write the rate-law expression. (Use k for the...

The reaction A- + H+ → P has a rate constant given by the empirical expression...

Homework Answers

Add Answer to: The reaction A- + H+ → P has a rate constant given by the empirical expression...

Post as a guest

Earn Coins

Add Answer to:
The reaction A- + H+ → P has a rate constant given by the empirical expression...