Homework Answers
The thermodynamic force at X = 8 is 102.67 and at X = 16 is 407.8
The calculations are given below :
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For ideal solutions the thermodynamic force can be calculated by F = - RT (3) Suppose...
1. Suppose an object is subjected to a force F that varies with position: where β 20N/m is a constant. a) The object begins at the origin (x,y) = (0,0) and travels to point P located at (z,y)-(1m,3m)...
1. Suppose an object is subjected to a force F that varies with position: where β 20N/m is a constant. a) The object begins at the origin (x,y) = (0,0) and travels to point P located at (z,y)-(1m,3m): 3m 4m Calculate the work done by F along each of the three possible paths shown in the figure above by the dashed lines. Note that there could be other forces acting on the object in order to ensure the object travels...
SF-2 The force required to stretch Force (N) (elongate) a spring is shown in the graph...
SF-2 The force required to stretch Force (N) (elongate) a spring is shown in the graph to the right. a) Find the spring constant K for b) The work required to stretch the 40 35 30 25 this spring. spring an infinitesimal distance dx is given by: dWk-Fdx where F-Kx. Do the integral to find an expression for the work required to stretch the spring from elongation xi to elongation x2. c) Find the work in joules to stretch 15...
-4a 2a Arrhenius equation: k A exp(E/RT Rate Integated Rat Oder Equatisn Plat Sape Ideal gas:...
-4a 2a Arrhenius equation: k A exp(E/RT Rate Integated Rat Oder Equatisn Plat Sape Ideal gas: pV-nRT; R = 8.314 /K-mol :0.08206 atm_L/mo Xa·m/(ruml: Molarity: M ansowe (mole)/Volume of solu in L; molality m- Foe (mole/mass of solvent (in kg) Part I.Short questions: (56 pt. No explanation is needed.) 1. (4pt) For the second-order reaction below, the initial concentration of reactant A is 0.24 M. f the rate constant for the reaction is 15 x 10 M'st, what is the...
1. The temperature changes from 3S°F during the night to 75°F during the day. What is...
1. The temperature changes from 3S°F during the night to 75°F during the day. What is the temperature change on the Celsius scale? A)720 B)40°C Answer: D C) 32°C D) 22°C The coefficient of linear expansion of steel is 12 X 10-6 K', what is the change in length of a 25-m steel bridge span when it undergoes a temperature of 40 K? A) 1.2 cm Answer: A 2. B) 1.4 cm C) 1.6 cm D) 1.8 cm E) 2.0...
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...
please help me answer question 1 to 3, thank you Chapter 9, Solutions, Review & Extra Credit. 2 Points for each XC c...
please help me answer question 1 to 3,
thank you
Chapter 9, Solutions, Review & Extra Credit. 2 Points for each XC correct answer; 6 points total, max. Partial Credit given. Suggestions...work in teams [it will improve the learning experience] 1. Solutions-A solution forms when a solute (the smaller quantity) dissolves in a solvent (the larger quantity). In a solution, the particles of solute are evenly distributed in the solvent. A solute may be a gas, liquid or solid. A...
9. a. A spring has constant k-5lb./in. Its natural length is 12 inches. What is the work required to compress it to 9 inches? b. A 100 ft. cable weighs 40 lbs. Find the work done in winding the c...
9. a. A spring has constant k-5lb./in. Its natural length is 12 inches. What is the work required to compress it to 9 inches? b. A 100 ft. cable weighs 40 lbs. Find the work done in winding the cable onto a winch, if the cable is hanging vertically c. An unknown positive charge q is placed at the origin. The force F (in Newtons) with which this charge repels a unit positive charge is given by F-kq/r, where k...
Phy222BS Ch1-Ch3 Review 2019 spring 1. The temperature changes from 35°F during the night to 75...
Phy222BS Ch1-Ch3 Review 2019 spring 1. The temperature changes from 35°F during the night to 75 F during the day What is the temperature change on the Celsius scale? A)72oC B)40°C Answer: D 32 D) 22 c The coefficient of linear expansion of steel is 12 X 10-6 K.. what is the change in length of a 25-m steel bridge span when it undergoes a temperature of 40 K? A) 1.2 cm Answer: A B) 1.4 cm C) 1.6 cm...
Phy222BS Ch1-Ch3 Review 2019 spring 1. The temperature changes from 35°F during the night to 75...
Phy222BS Ch1-Ch3 Review 2019 spring 1. The temperature changes from 35°F during the night to 75 F during the day What is the temperature change on the Celsius scale? A)72oC B)40°C Answer: D 32 D) 22 c The coefficient of linear expansion of steel is 12 X 10-6 K.. what is the change in length of a 25-m steel bridge span when it undergoes a temperature of 40 K? A) 1.2 cm Answer: A B) 1.4 cm C) 1.6 cm...
Find all the hypercritical values of the function. f(a) = x® – 4x4 – 27x2 The...
Find all the hypercritical values of the function. f(a) = x® – 4x4 – 27x2 The concentration of a drug in the bloodstream C(t) at any time t, in hours, is described by the equation 100t c(t) = 2 + 25 where t = 0 corresponds to the time at which the drug was swallowed. Determine how long it takes the drug to reach its maximum concentration. It will take hours until it reaches its maximum concentration. Suppose a baby...
1. Suppose an object is subjected to a force F that varies with position: where β 20N/m is a constant. a) The object begins at the origin (x,y) = (0,0) and travels to point P located at (z,y)-(1m,3m): 3m 4m Calculate the work done by F along each of the three possible paths shown in the figure above by the dashed lines. Note that there could be other forces acting on the object in order to ensure the object travels...
SF-2 The force required to stretch Force (N) (elongate) a spring is shown in the graph to the right. a) Find the spring constant K for b) The work required to stretch the 40 35 30 25 this spring. spring an infinitesimal distance dx is given by: dWk-Fdx where F-Kx. Do the integral to find an expression for the work required to stretch the spring from elongation xi to elongation x2. c) Find the work in joules to stretch 15...
-4a 2a Arrhenius equation: k A exp(E/RT Rate Integated Rat Oder Equatisn Plat Sape Ideal gas: pV-nRT; R = 8.314 /K-mol :0.08206 atm_L/mo Xa·m/(ruml: Molarity: M ansowe (mole)/Volume of solu in L; molality m- Foe (mole/mass of solvent (in kg) Part I.Short questions: (56 pt. No explanation is needed.) 1. (4pt) For the second-order reaction below, the initial concentration of reactant A is 0.24 M. f the rate constant for the reaction is 15 x 10 M'st, what is the...
1. The temperature changes from 3S°F during the night to 75°F during the day. What is the temperature change on the Celsius scale? A)720 B)40°C Answer: D C) 32°C D) 22°C The coefficient of linear expansion of steel is 12 X 10-6 K', what is the change in length of a 25-m steel bridge span when it undergoes a temperature of 40 K? A) 1.2 cm Answer: A 2. B) 1.4 cm C) 1.6 cm D) 1.8 cm E) 2.0...
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...
please help me answer question 1 to 3,
thank you
Chapter 9, Solutions, Review & Extra Credit. 2 Points for each XC correct answer; 6 points total, max. Partial Credit given. Suggestions...work in teams [it will improve the learning experience] 1. Solutions-A solution forms when a solute (the smaller quantity) dissolves in a solvent (the larger quantity). In a solution, the particles of solute are evenly distributed in the solvent. A solute may be a gas, liquid or solid. A...
9. a. A spring has constant k-5lb./in. Its natural length is 12 inches. What is the work required to compress it to 9 inches? b. A 100 ft. cable weighs 40 lbs. Find the work done in winding the cable onto a winch, if the cable is hanging vertically c. An unknown positive charge q is placed at the origin. The force F (in Newtons) with which this charge repels a unit positive charge is given by F-kq/r, where k...
Phy222BS Ch1-Ch3 Review 2019 spring 1. The temperature changes from 35°F during the night to 75 F during the day What is the temperature change on the Celsius scale? A)72oC B)40°C Answer: D 32 D) 22 c The coefficient of linear expansion of steel is 12 X 10-6 K.. what is the change in length of a 25-m steel bridge span when it undergoes a temperature of 40 K? A) 1.2 cm Answer: A B) 1.4 cm C) 1.6 cm...
Phy222BS Ch1-Ch3 Review 2019 spring 1. The temperature changes from 35°F during the night to 75 F during the day What is the temperature change on the Celsius scale? A)72oC B)40°C Answer: D 32 D) 22 c The coefficient of linear expansion of steel is 12 X 10-6 K.. what is the change in length of a 25-m steel bridge span when it undergoes a temperature of 40 K? A) 1.2 cm Answer: A B) 1.4 cm C) 1.6 cm...
Find all the hypercritical values of the function. f(a) = x® – 4x4 – 27x2 The concentration of a drug in the bloodstream C(t) at any time t, in hours, is described by the equation 100t c(t) = 2 + 25 where t = 0 corresponds to the time at which the drug was swallowed. Determine how long it takes the drug to reach its maximum concentration. It will take hours until it reaches its maximum concentration. Suppose a baby...
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