Answered: Find the change in entropy of the…

Find the change in entropy of the helium when it is heated from 300 K to 1000 K at constant pressure. (mass of amount of helium=1 kg) (a) 25 JK mol (b) 50 J K mol (c) 75 JK mol (d) -50 J K mol

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter22: Heat Engines, Entropy, And The Second Law Of Thermodynamics

Section: Chapter Questions

Problem 22.9CQ: Discuss the change in entropy of a gas that expands (a) at constant temperature and (b)...

See similar textbooks

Related questions

Q: A 45.0 kg flower pot falls from a height of 12.6 m and landing in a pool of water, where the energy…

A: The change in entropy be defined as, ∆S=∆QT ........1 Where, ΔQ be defined as the change…

Q: At very low temperatures, the molar specific heat CV of many solids is approximately CV = AT3, where…

A: Given: CV = AT3 , where A = 3.15 × 10-5 J/mol-K4 for aluminum Temperature raised from…

Q: Derive the formula where the entropy of change of n moles of an ideal gas at temperature T…

Q: Question attached

A: From deal gas law:

Q: A sample consisting of n moles of an ideal gas undergoes a reversible isobaric expansion from volume…

A: The change in entropy can be given by

Q: Air expands polytropically in a piston-cylinder arrangement from an initial pressure and volume of…

Q: Compute the change in entropy for an ideal dry gas of mass M which is heated at constant volume from…

A: The expression for the entropy is,

Q: Consider a sample of an ideal gas with a volume of 11.00 L, a temperature of 270.0 K, and a pressure…

Q: If you add 400 J of heat to a system so that the final temperature of the system is 200 K, what is…

Q: How much energy must be transferred as heat for a reversible isothermal expansion of an ideal gas at…

Q: A Styrofoam cup holding 145 g of hot water at 1.00 x 102°C cools to room temperature, 18.0°C. What…

A: Given Data: Mass of hot water is m=145 g=0.145 kg Initial temperature is T1=1.00×102 °C=100 °C…

Q: A copper rod of cross-sectional area 5.0 cm2 and length 5.0 m conducts heat from a heat reservoir at…

Q: Evaluate the entropy of 600 g water at 25°C [specific heat capacities of ice =2090J/kg. K, Water =…

Q: Find the increase in entropy of 3.63 kg of liquid nitrogen that starts at its boiling temperature,…

A: Write the provided value with suitable variables.

Q: Every second at Niagara Falls, approximately 5.00 x 103 m3 of water falls a distance of 50.0 m. What…

Q: What is the change in entropy of helium gas with total mass 0.140 kg at the normal boiling point of…

Q: Determine the change in (extensive) entropy if 5 kg of water are boiled (isothermally) at 100 °C.…

Q: On a hot summer day, 4.00×106J of heat transfer into a parked car takes place, increasing its…

A: The expression used to find average temperature is T=T1+T22 Insert values in the above equation…

Q: Can the entropy of an ideal gas change during an isothermal process?

Q: Find the change in the total entropy when 0.1 kg. of liquid water at 10°C is placed in thermal…

A: Given data : mass of water, m = 0.1 kg temperature of liquid water, Tw = 10 °C = 273 + 10 = 373…

Q: Suppose we place 47 g of ice at 273 K in contact with a heat reservoir at 309K. Heat energy…

A: Given: The mass of the ice is 47 g. The initial temperature of the ice is 273 K. The temperature of…

Q: Calculate the change in entropy of 1.00 mole of helium gas (an ideal monatomic gas) when it is…

A: SOlution:

Q: A 610-g quantity of an ideal gas undergoes a reversible isothermal compression at a constant…

A: In isothermal process temperature of system remains constant and it followed Boyle's law PV =…

Q: Considering the free expansion of a gas. Initially 0.700 mole of nitrogen gas is confined to a…

Q: 2. Helium expands polytropically in a piston-cylinder from an initial pressure and volume of 3800…

A: The equation describing a polytropic process is given by PVn=constant Work done in a polytropic…

Q: If 100 J of heat is added to a system so that the final temperature of the system is 400 K, what is…

A: Given: 100J of heat added to the system Q = 100J change in temperature is…

Q: what is the entropy change when 0.011 m3 of: a perfect ideal gas at 273K and 105 Pa pressure is…

A: Given Volume, V = 0.011 m3 Temperature, T = 273 K Pressure, P1 = 105 Pa Pressure P2 = 106 Pa…

Q: Calculate the change in entropy of 290 g of water warmed slowly from 25.0°C to 80.0°C. 1/K

A: Given Data The mass of the water is given as m = 290gm. The initial temperature of the water is…

Q: Find the change in the total entropy when 0.1 kg. of liquid water at 100 C is placed in thermal…

Q: Exactly 375 grams of ice are melted at a temperature of 40°C (Lice=333 J/g ). Find the change in…

A: M= 375g T = 40°C = 40+273= 313 k L= 333J /g

Q: Estimate the change in molar entropy when a sample of argon (c) is compressed from 2.0 dm³ to 0.5…

Q: Calculate the entropy change when 3 moles of an ideal gas are allowed to expand isothermally at 298…

Q: A 793-g quantity of a substance is at its melting point of -109.7°C in the lic state. The heat of…

A: Givenm=793 g=0.793 kgT=-109.7°C=-109.7+273=163.3 KLf=1.36×105 J/kgM=32.0 g/molR=8.314 J/mol K

Q: Initially 5 mol of an ideal gas, with CV,m = 12.5 J K-1 mol-1, %3D are at a volume of 5 dm3 and a…

A: Note: As per Bartleby guideline only question has to be solved at a time. Kindly upload other…

Q: Consider 4.00 mol of an ideal gas with a constant‑volume molar specific heat of 12.5 J/(mol·K), an…

A: Entropy is the measure of the degree of randomness of a system. It is an extensive property that…

Q: Every second at Niagara Falls, approximately 5 000 m3 of water falls a distance of 50.0 m. What is…

Q: What is the entropy change for 3.20 mol of an ideal monatomic gas undergoing a reversible increase…

Q: Find the total change in entropy if 2 kg of ice at 0.0° C is mixed with 25 kg of water at 20° C.…

A: Given data-

Q: How much energy must be transferred as heat for a reversible isothermal expansion J. of an ideal gas…

A: Temperature (T) = 132oC Process = Isothermal Change in entropy = +46 JK

Q: Find the increase in entropy (in J/K) of 3.00 kg of liquid nitrogen that starts at its boiling…

A: Data Given, Mass of the liquid nitrogen ( m ) = 3 kg Boiling point of temperature = Initial…

Question

Find the change in entropy of the helium when it is heated from 300 K to 1000 K at constant
pressure. (mass of amount of helium=1 kg)
(a) 25 JK mol
(b) 50 J K mol
(c) 75 JK mol
(d) -50 J K mol

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Step 5

Trending now

This is a popular solution!

Step by step

Solved in 5 steps with 5 images

SEE SOLUTION Check out a sample Q&A here

Similar questions

A copper rod of cross-sectional area 5.0 cm2 and length 5.0 m conducts heat from a heat reservoir at 373 K to one at 273 K. What is the time rate of change of the universe's entropy for this process?
Is it possible for a system to have an entropy change if it neither absorbs nor emits heat during a reversible? transition? What happens it the process is irreversible?
In an isochoric process, heat is added to 10 mol of monoatomic ideal gas whose temperature increases from 273 to 373 K. What is the entropy change of the gas?
What is the entropy change of 10 g of steam at 100 when it condenses to water at the same temperature?
Which of the following is true for the entropy change of a system that undergoes a reversible, adiabatic process? (a) S 0 (b) S = 0 (c) S 0
A glass beaker of mass 400 g contains 500 g of water at 27 . The beaker is heated reversibly so that the temperature of the beaker and water rise gradually to 57 . Find the change in entropy of the beaker and water together.
Suppose 20 g of ice at 0 is added to 300 g of water at 60 . What is the total change in entropy of the mixture after it reaches thermal equilibrium?
A 0.50-kg piece of aluminum at 250 is dropped into 1.0 kg of water at 20 . After equilibrium is reached, what is the net entropy change of the system?
An ice tray contains 500 g of liquid water at 0C. Calculate the change in entropy of the water as it freezes slowly and completely at 0C.
In a diesel engine, the fuel is ignited without a spark plug. Instead, air in a cylinder is compressed adiabatically to a temperature above the ignition temperature of the fuel; at the point of maximum compression, the fuel is injected into the cylinder. Suppose that air at 20 C is taken into the cylinder at a volume V1 and then compressed adiabatically and quasi-statically to a temperature of 600 C and a volume V2 . If =1.4 , what is the ratio V1/V2 ? (Note: static. In an operating diesel engine, the compression is not quasi-
Two moles of a monatomic ideal gas such as oxygen is compressed adiabatically and reversibly from a state (3 atm, 5 L) to a state with a pressure of 4 atm. (a) Find the volume and temperature of the final state. (b) Find the temperature of the initial state. (c) Find work done by the gas in the process. (d) Find the change in internal energy in the process. Assume Cv=5R and Cp=Cv+R for the diatomic ideal gas in the conditions given.
(a) infinitesimal amount of heat is added reversibly to a system. By combining the first and second laws, show that dU=TdSdW. (b) When heat is added to an ideal gas, its temperature and volume change from T1 and V1 to T2 and V2 . Show that the entropy change of n moles of the gas is given by S=CnvlnT2T1nRlnV2V1 .