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Chapter 12, Question 11 Your answer is partially correct. Try again. Ice melts at 273.15 K...
Chapter 12, Question 11 Ice melts at 273.15 K with ΔHfus = 6.01 kJ/mol. An ice...
Chapter 12, Question 11 Ice melts at 273.15 K with ΔHfus = 6.01 kJ/mol. An ice cube of mass 34.4 g is dropped into a swimming pool, the temperature of which is held at 27.2°C. (a) What is the entropy change (ΔS) for melting the ice? ΔS = ------J/K (b) What is ΔS of the pool? ΔS = ------J/K (c) What is the overall ΔS? ΔS = ------J/K
19, Your answer is partially correct. Try again. For some material, the heat capacity at constant...
19, Your answer is partially correct. Try again. For some material, the heat capacity at constant volume Cy at 22 K is 0.81 J/mol-K, and the Debye temperature is 327 K. Estimate the heat capacity (in J/mol-K) (a) at 44 K, and (b) at 472 K. (a T6.48 J/mol-K (b) TT 7999.134 J/mol-K Click if you would like to Show Work for this question: Open Show Work
You Answered Correct Answer Your answer is partially correct. A374 g block of copper whose temperature...
You Answered Correct Answer Your answer is partially correct. A374 g block of copper whose temperature is 305 K is placed in an insulating box with a 568 g block of lead whose temperatureis 189 K. (a) What is the equilibrium temperature of the two-block system? (b) What is the change in the internal energy of the two- block system between the initial state and the equilibrium state? (c)What is the change in the entropy of the two-block system? The...
* Question 13 Your answer is partially correct. Try again. What is the magnitude of the...
* Question 13 Your answer is partially correct. Try again. What is the magnitude of the electric field at the point (3.40 İ -2.70 j + 3.80 k ) mifthe electric potential is given by V 4.60xyz, where V is in volts and x, y, and z are in meters? Number 1187.6 the tolerance is +/-5%
Chapter 28, Problem 015 Your answer is partially correct. Try again. In the figure, a conducting...
Chapter 28, Problem 015 Your answer is partially correct. Try again. In the figure, a conducting rectangular body of dimensions dr-5.48 m, dy-4.09 m, and dr·1.98 m moves at constant velocity - (12.2 m/s) through a uniform magnetic field 8 (40.8 mT) . (a) What is the resulting electric field within the body, in unit-vector notation? (b) What is the resulting potential difference across the body? k ) Units (a) Number N/C-m Units (b) Number Click if you would like...
Chapter 12, Problem 12.13 Your answer is partially correct. Try again. Choose the correct drawing of...
Chapter 12, Problem 12.13 Your answer is partially correct. Try again. Choose the correct drawing of the Bode plot for the network function 16ίώ + 1 The magnitude plot has a slope of I-20 dB/decade from us 0 to ω.10:06 rad/s, a slope of dB/decade from ool to ω2-1120.05 rad/s, and a slope of 2 20 dB/decade 70 from ω2 to co. The value of the magnitude asymptotes between ω1 and ω2 is dB. Click if you would like to...
Chapter 26, Problem 121 Your answer is partially correct. Try again. At age forty, a man...
Chapter 26, Problem 121 Your answer is partially correct. Try again. At age forty, a man requires contact lenses (f = 71.0 cm) to read a book held 25.0 cm from his eyes. At age forty-five, he finds that while wearing these contacts he must now hold a book 28.0 cm from his eyes. (a) By what distance has his near point changed? (b) What focal length lenses does he require at age forty-five to read a book at 25.0...
Chapter 09, Problem 048 Your answer is partially correct. Try again Particle A and particle are...
Chapter 09, Problem 048 Your answer is partially correct. Try again Particle A and particle are held together with a compressed spring between them. When they are released, the spring pushes them apart and they then fly off in opposite directions, free of the spring. The mass of A is 2.00 times the mass of , and the energy stored in the spring was 80 ). Assume that the spring has negligible mass and that all its stored energy is...
Chapter 13, Problem 038 Your answer is partially correct. Try again. In deep space, sphere A...
Chapter 13, Problem 038 Your answer is partially correct. Try again. In deep space, sphere A of mass 120 kg is located at the origin of an x axis and sphere B of mass 20 kg is located on the axis at x = 1.5 m. Sphere B is released from rest while sphere A is held at the origin. (a) What is the gravitational potential energy of the two-sphere system just as B is released? (b) What is the...
NT RESOURCES Assignment Question 11 your answer is partially correct. Try again The 3.90 kg cube...
NT RESOURCES Assignment Question 11 your answer is partially correct. Try again The 3.90 kg cube in the figure has edge lenged -6,90 em and is mounted on an axe through its center A spring (x = 1050 N/m) connects the cube's upper comer to a rigid wall. Initially the spring is at its rest length of the cube is rotated 5.00 and released, what is the period of the resulting SHM 12 Score ew. Results by the ve Number...
19, Your answer is partially correct. Try again. For some material, the heat capacity at constant volume Cy at 22 K is 0.81 J/mol-K, and the Debye temperature is 327 K. Estimate the heat capacity (in J/mol-K) (a) at 44 K, and (b) at 472 K. (a T6.48 J/mol-K (b) TT 7999.134 J/mol-K Click if you would like to Show Work for this question: Open Show Work
You Answered Correct Answer Your answer is partially correct. A374 g block of copper whose temperature is 305 K is placed in an insulating box with a 568 g block of lead whose temperatureis 189 K. (a) What is the equilibrium temperature of the two-block system? (b) What is the change in the internal energy of the two- block system between the initial state and the equilibrium state? (c)What is the change in the entropy of the two-block system? The...
* Question 13 Your answer is partially correct. Try again. What is the magnitude of the electric field at the point (3.40 İ -2.70 j + 3.80 k ) mifthe electric potential is given by V 4.60xyz, where V is in volts and x, y, and z are in meters? Number 1187.6 the tolerance is +/-5%
Chapter 28, Problem 015 Your answer is partially correct. Try again. In the figure, a conducting rectangular body of dimensions dr-5.48 m, dy-4.09 m, and dr·1.98 m moves at constant velocity - (12.2 m/s) through a uniform magnetic field 8 (40.8 mT) . (a) What is the resulting electric field within the body, in unit-vector notation? (b) What is the resulting potential difference across the body? k ) Units (a) Number N/C-m Units (b) Number Click if you would like...
Chapter 12, Problem 12.13 Your answer is partially correct. Try again. Choose the correct drawing of the Bode plot for the network function 16ίώ + 1 The magnitude plot has a slope of I-20 dB/decade from us 0 to ω.10:06 rad/s, a slope of dB/decade from ool to ω2-1120.05 rad/s, and a slope of 2 20 dB/decade 70 from ω2 to co. The value of the magnitude asymptotes between ω1 and ω2 is dB. Click if you would like to...
Chapter 26, Problem 121 Your answer is partially correct. Try again. At age forty, a man requires contact lenses (f = 71.0 cm) to read a book held 25.0 cm from his eyes. At age forty-five, he finds that while wearing these contacts he must now hold a book 28.0 cm from his eyes. (a) By what distance has his near point changed? (b) What focal length lenses does he require at age forty-five to read a book at 25.0...
Chapter 09, Problem 048 Your answer is partially correct. Try again Particle A and particle are held together with a compressed spring between them. When they are released, the spring pushes them apart and they then fly off in opposite directions, free of the spring. The mass of A is 2.00 times the mass of , and the energy stored in the spring was 80 ). Assume that the spring has negligible mass and that all its stored energy is...
Chapter 13, Problem 038 Your answer is partially correct. Try again. In deep space, sphere A of mass 120 kg is located at the origin of an x axis and sphere B of mass 20 kg is located on the axis at x = 1.5 m. Sphere B is released from rest while sphere A is held at the origin. (a) What is the gravitational potential energy of the two-sphere system just as B is released? (b) What is the...
NT RESOURCES Assignment Question 11 your answer is partially correct. Try again The 3.90 kg cube in the figure has edge lenged -6,90 em and is mounted on an axe through its center A spring (x = 1050 N/m) connects the cube's upper comer to a rigid wall. Initially the spring is at its rest length of the cube is rotated 5.00 and released, what is the period of the resulting SHM 12 Score ew. Results by the ve Number...
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