In the investigation of the acid hydrolysis of penicillin as a function of temperature, the following...
In the investigation of the acid hydrolysis of penicillin as a function of temperature, the following data were obtained:
| T, °C | k, s-1 |
| 22,2 | 7,0 x 10-4 |
| 27,2 | 9,8 x 10-4 |
| 33,7 | 1,6 x 10-3 |
| 38,0 | 2,0 x 10-3 |
calculate and interpret , half-life at 25
° C
Homework Answers
Add Answer to:
In the investigation of the acid hydrolysis of penicillin as a
function of temperature, the following...
The temperature dependence of the acid-catalysed hydrolysis of penicillin is investigated. This is a first order...
The temperature dependence of the acid-catalysed hydrolysis of penicillin is investigated. This is a first order reaction that only depends on the concentration of the penicillin. The dependence of the rate constant, k, as a function of temperature is given in the following table: Temperature (K) k(s-1) 290 2.9e-5 320 2.61e-4 Determine the activation energy of this reaction. Express your answer in kJ mol-1 to the first decimal place (XX.X). Determine the Arrhenius pre-factor, A for this reaction. Express your...
The temperature dependence of the acid-catalysed hydrolysis of penicillin is investigated. This is a first order...
The temperature dependence of the acid-catalysed hydrolysis of penicillin is investigated. This is a first order reaction that only depends on the concentration of the penicillin. The dependence of the rate constant, k, as a function of temperature is given in the following table: Data Temperature Irek (51) - (K) 285 1.42e – 4 316 0.00138 Determine the activation energy of this reaction. Express your answer in kJ mol-' to the first decimal place (XX.X). 55.0 Your last answer was...
R2 - HOMOGENEOUS REACTOR (THE HYDROLYSIS OF PHTHALIC ANHYDRIDE) The following hydrolysis of phthalic anhydride (PAN)...
R2 - HOMOGENEOUS REACTOR (THE HYDROLYSIS OF PHTHALIC ANHYDRIDE) The following hydrolysis of phthalic anhydride (PAN) to phthalic acid (PA) reaction takes place in a batch homogeneous reactor. PAN + H20 - PA Two sets of experiments are carried out at 30 and 35°C with the same initial phthalic anhydride concentration. The reaction rate is first order with respect to PAN. The data obtained from the experimental results are given below; Temperature Phthalic Acid (°C) (min) Concentration (mol/liter) Time 30...
3. While on a clinical rotation, you are asked to review the use of penicillin in...
3. While on a clinical rotation, you are asked to review the use of penicillin in a patient with a serious infection. You gather the following information: The IV bolus penicillin G dose was 24,000,000 Units Bolus doses were injected every 4 hours • The patient received sufficient doses in order for steady state to be reached • Penicillin G contains 1680 Units per mg • Penicillin G has a 25 minute elimination half-life • Penicillin G has a 40...
3. A student obtained the following data for the hydrolysis of an organic ester: Rate, k,...
3. A student obtained the following data for the hydrolysis of an organic ester: Rate, k, Expt. [Esterl Ho] TK mol/Ls Vmol-s 1 0.100 0.200 288 1.04 x10 0.0521 2 0.100 0.200 298 2.02 x 10 0.101 3 0.100 0.200 308 3.68 x 10' 0.184 4 0.100 0.200 318 6.64x 10' 0.332 1 0.100 a. Prepare a plot of the rate constant as a function of temperature (attach plot); b. Prepare an Arrhenius plot, In k as a function of...
5b. The hydrolysis of 1-chloro-Imethylheptane in 80% ethanol follows first order kinetics. The values of the...
5b. The hydrolysis of 1-chloro-Imethylheptane in 80% ethanol follows first order kinetics. The values of the rate constant with temperature is listed below: T("C) k(see) 0 1.06 x 10% 25 3.19 x 10 2.92 x 10 Calculate the activation energy for the reaction an the value of the rate at infinitely high temperature..
The flow, F, in a river was measured as a function of time, t, and the following data were obtained. F (m/day) t (d...
The flow, F, in a river was measured as a function of time, t, and the following data were obtained. F (m/day) t (days) 10 x 106 4 x 106 2 x 106 1 x 106 0.5 x 106 0.2x 10 0 10 15 20 25 (a) Use numerical integration to estimate the total amount of water that flows down the river during these 25 days. (b) You expect that F will be given by Fo F(t) 1+ for some...
5b. The hydrolysis of 1-chloro-1methylheptane in 80% ethanol follows first order kinetics. The values of the...
5b. The hydrolysis of 1-chloro-1methylheptane in 80% ethanol follows first order kinetics. The values of the rate constant with temperature is listed below: T(°C) k(sec) 1.06 x 10-5 3.19 x 10-4 35 9.86 x 104 45 2.92 x 103 Calculate the activation energy for the reaction an the value of the rate at infinitely high temperature..
show work please 23. What is the major organic product obtained from the following hydrolysis reaction...
show work please
23. What is the major organic product obtained from the following hydrolysis reaction with acid chloride? H2O 3.3. HO b. 2 c. 3 24. What is the major organic product obtained from the following reaction between the acid chloride and the alcohol? b. c. 2 3 25. What is the major organic product obtained from the following reaction? 1 2 3 doo 26. What is the major organic product obtained from the following reaction? CNH, Ph NHCH.CH...
11 pem Draw the mechanism arrows for the acid-catalyzed hydrolysis of an enamine back to the...
11 pem Draw the mechanism arrows for the acid-catalyzed hydrolysis of an enamine back to the aldehyde. Be sure to add lone pairs of electrons and nonzero formal charges to all species. DUOTURTOUT TO -GUI 23 OF 29 QUESTIONS COMPLETED 4 VIEW SOLUTION C TRY AGAIN < 10/29 > K 2 - here to search 0 | Hi e H I O We were unable to transcribe this image
The temperature dependence of the acid-catalysed hydrolysis of penicillin is investigated. This is a first order reaction that only depends on the concentration of the penicillin. The dependence of the rate constant, k, as a function of temperature is given in the following table: Data Temperature Irek (51) - (K) 285 1.42e – 4 316 0.00138 Determine the activation energy of this reaction. Express your answer in kJ mol-' to the first decimal place (XX.X). 55.0 Your last answer was...
R2 - HOMOGENEOUS REACTOR (THE HYDROLYSIS OF PHTHALIC ANHYDRIDE) The following hydrolysis of phthalic anhydride (PAN) to phthalic acid (PA) reaction takes place in a batch homogeneous reactor. PAN + H20 - PA Two sets of experiments are carried out at 30 and 35°C with the same initial phthalic anhydride concentration. The reaction rate is first order with respect to PAN. The data obtained from the experimental results are given below; Temperature Phthalic Acid (°C) (min) Concentration (mol/liter) Time 30...
3. While on a clinical rotation, you are asked to review the use of penicillin in a patient with a serious infection. You gather the following information: The IV bolus penicillin G dose was 24,000,000 Units Bolus doses were injected every 4 hours • The patient received sufficient doses in order for steady state to be reached • Penicillin G contains 1680 Units per mg • Penicillin G has a 25 minute elimination half-life • Penicillin G has a 40...
3. A student obtained the following data for the hydrolysis of an organic ester: Rate, k, Expt. [Esterl Ho] TK mol/Ls Vmol-s 1 0.100 0.200 288 1.04 x10 0.0521 2 0.100 0.200 298 2.02 x 10 0.101 3 0.100 0.200 308 3.68 x 10' 0.184 4 0.100 0.200 318 6.64x 10' 0.332 1 0.100 a. Prepare a plot of the rate constant as a function of temperature (attach plot); b. Prepare an Arrhenius plot, In k as a function of...
5b. The hydrolysis of 1-chloro-Imethylheptane in 80% ethanol follows first order kinetics. The values of the rate constant with temperature is listed below: T("C) k(see) 0 1.06 x 10% 25 3.19 x 10 2.92 x 10 Calculate the activation energy for the reaction an the value of the rate at infinitely high temperature..
The flow, F, in a river was measured as a function of time, t, and the following data were obtained. F (m/day) t (days) 10 x 106 4 x 106 2 x 106 1 x 106 0.5 x 106 0.2x 10 0 10 15 20 25 (a) Use numerical integration to estimate the total amount of water that flows down the river during these 25 days. (b) You expect that F will be given by Fo F(t) 1+ for some...
5b. The hydrolysis of 1-chloro-1methylheptane in 80% ethanol follows first order kinetics. The values of the rate constant with temperature is listed below: T(°C) k(sec) 1.06 x 10-5 3.19 x 10-4 35 9.86 x 104 45 2.92 x 103 Calculate the activation energy for the reaction an the value of the rate at infinitely high temperature..
show work please
23. What is the major organic product obtained from the following hydrolysis reaction with acid chloride? H2O 3.3. HO b. 2 c. 3 24. What is the major organic product obtained from the following reaction between the acid chloride and the alcohol? b. c. 2 3 25. What is the major organic product obtained from the following reaction? 1 2 3 doo 26. What is the major organic product obtained from the following reaction? CNH, Ph NHCH.CH...
11 pem Draw the mechanism arrows for the acid-catalyzed hydrolysis of an enamine back to the aldehyde. Be sure to add lone pairs of electrons and nonzero formal charges to all species. DUOTURTOUT TO -GUI 23 OF 29 QUESTIONS COMPLETED 4 VIEW SOLUTION C TRY AGAIN < 10/29 > K 2 - here to search 0 | Hi e H I O We were unable to transcribe this image
Most questions answered within 3 hours.
-
An MNE is this kind of industry when competition in one country
is essentially independent of...
asked 1 hour ago -
. For this set of questions, determine what
proportion of a normal distribution is located betweeneach...
asked 1 hour ago -
A college student is employed as a door-to-door newspaper
salesman. Historical data suggests that the student...
asked 2 hours ago -
MATLAB HW 11 problem using Switch Case and Input commands
Write a script file that calculates...
asked 2 hours ago -
Considering gravitational time dilation, calculate the time that
passes in Earth’s surface while 1 hour passes...
asked 2 hours ago -
Minitab Problem: Take the Lake Hume June rainfall data and find
use the processes outlined in...
asked 3 hours ago -
X Company is trying to decide whether to continue using old
equipment to make Product A...
asked 3 hours ago -
IN PYTHON ONLY !! Program 2: Re-work
program #5 (WeeklyHours) from the previous assignment such that...
asked 4 hours ago -
The average length of time between arrivals at a turnpike
toll-booth is 26 seconds. What is...
asked 6 hours ago -
(a) A piston at 6.1 atm contains a gas that occupies a volume of
3.5 L....
asked 7 hours ago -
Please answer true or false. Words
cannot be changed or added in to make it true...
asked 7 hours ago -
An empty test tube weighs 15.923 grams. Then,
MgCl2•6H2O is added into the test tube. After...
asked 7 hours ago