A mole of gas at initial temperature T comes into contact with a heat reservoir at temperature T, and the system is allowed to reach equilibrium at constant volume. If the specific heat of the gas is C, = aT , where a is a constant, the total change in entropy is

Q: The temperature of 1.00 mol of a monatomic ideal gas is raised reversibly from 300 K to 400 K, with…

A: Given:- n = 1 mole Tf = 400 K Ti = 300 K

Q: This is a symbolic version of Problem 52. When a metal bar is temporarily connected between a hot…

A: When there is change in heat Q at a constant absolute temperature T, the entropy changes as,

Q: An ice cube (mass 30 g) at 0°C is left sitting on the kitchen table,  where it gradually melts. The…

A: Suppose ΔQ is the amount of heat required during the phase transition of ice ΔQ=mLSo, change in…

Q: The container of volume V is divided into two parts by a partition, one of which has volume V₁ and…

A: This problem can be solved using change in Internal energy formula from laws of thermodynamics.

Q: When a metal bar is temporarily connected between a hot reservoir at Th and a cold reservoir at Tc,…

A: Qh=Heat from the hot reservoir to the cold reservoirTc=Temperature of cold reservoirTh=Temperature…

Q: Calculate the change in entropy of the universe if 0.3 kg of water at 70°C is mixed with 0.2 kg of…

A: Given: Mass of water 1,m1=0.3kgTemperature,T1=700C=343KMass of water…

Q: Heat of amount 250 J is removed from a heat reservoir at a temperature of 270 K. What is the entropy…

A: According to guidelines we need to solve only first question kindly repost other questions in the…

Q: One mole of an ideal monatomic gas is confined to a rigid container. When heat is added reversibly…

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

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Q: The Gibbs function of a particular gas is G = nRT In(P) - AP² + B Where A and B are constants. Find…

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Q: A Carnot refrigeration cycle is used as a reference to estimate the energy required in an attempt to…

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Q: Og of Water is heated from 0°C to 100 °C, and (c) 100 g of water is vaporized at 100 °C? Use the…

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Q: Using the properties of entropy shows that: a) A thermodynamic state is stable if C₂ > 0 and KT > 0.

A: In the following problem,  we have to use the property of the entropy to prove that the…

Q: One mole of an ideal gas doubles its volume in a reversible isothermal expansion. (a) What is the…

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Q: Two moles of an ideal gas have an initial Kelvin temperature T; and absolute pressure P₁. The gas…

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Q: A 12 g ice cube at -13 °C is placed in a lake whose temperature is 19 °C. Calculate the change in…

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Q: Junyoung and Enkhtur are experimenting with an ideal gas. in their experiment, a 573-g quantity of…

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Q: Suppose we put a small ice cube in a bucket containing 70 kg of water at 38 °C. As the ice melts, it…

A: heat transfer equation gives dH=mcdT ∆H=mc∆T where m is the mass of water=70kg c is the specific…

Q: A piston/cylinder contains air assumed to be an ideal gas at 800 kPa and 300 K. The gas undergoes…

A: a) According to first law of thermodynamics dQ = dU + PdV  Since the process is isothermal  dU = 0…

Q: A 1.0 mole sample of a “monatomic” ideal gas undergoes a reversible isobaric expansion from Vi to…

A: The change in entropyΔS of the gas.given,no. of moles=1Initial volumeVi=Vifinal…

Q: A 2.50 mol sample of an ideal gas expands reversibly and isothermally at 360 K until its volume is…

A: Number of mole of ideal gas is n=2.50 mol Temperature is T=360 K Gas expanded reversibly and…

Q: If I add 30J of heat to a system so that the final temperature of the system is 300K, what is the…

A: Entropy change = [Heat change in process÷ Temperature ] Heat change = 30J Temperature = 300K

Q: True or False The entropy change for an internally reversible system is zero. Entropy change for an…

A: The entropy change for an internally reversible system is zero -True  Entropy change for an…

Q: A litre of water at 20 degrees C is placed in a fridge at 5 degrees C. Calculate the change in…

A: When an object or a body loses heat, its temperature falls and the heat loss is  mathematically…

Q: Exactly 500 grams of ice are melted at a temperature of 32°F. (Lice = 333 J/g.) What is the change…

A: Given: Here are the given data, Mass, m=500 g Temperature, T=32°F=273°K Lice=333 Jg To find: The…

Q: If the entropy of state X of a system is higher than the entropy of state V of the system, what can…

A: As we know that there is always increase in the entropy of the universe.  As the Entropy of state X…

Q: Which of the following statement is true? O The total entropy of the universe decreases when a…

A: Let's check each option one by one 1. The total entropy of the universe decreases when a reversible…

Q: (a) The ideal gas pressure goes from P1 to P2, the temperature goes from T1 to T2 and the change of…

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Q: A mass m of water is heated reversibly from temperature T1 to T2 at a constant pressure of P. In…

A: The change in entropy (dS) in a reversible process is given by,dQ is heat in any infinitesimal step…

Q: Heat flows from a steel object of mass 4.00 kg whose temperature is 400 K to an identical object at…

A: Here, the given objects are identical, the common temperature of the objects at equilibrium is (400…

Q: Junyoung and Enkhtur are experimenting with an ideal gas. in their experime 579-g quantity of the…

A: Given: The mass of the gas is 579 g.             The temperature is 326 K.             The molecular…

Q: When a metal bar is temporarily connected between a hot reservoir at Th and a cold reservoir at Tc,…

A: Solution:-Given thatHot reservoir-ThCold reservoir-TcEnergy transfer from hot reservoir to cold…

Q: A freezer is used to freeze 5.0 L of water completely into ice. The water and the freezer remain at…

A: The energy transferred from the water by heat can be obtained as Q=mwaterLf=ρVLf Substituting the…

Q: Pressure is applied isothermally to a container that holds a liquid. Assuming the liquid is…

A: The liquid is compressible.pressure is applied to this liquid isothermally, therefore T=const.It is…

Q: A 500-g chocolate bar starts to melt at 45OC. What is the change in entropy?

A: The change in entropy △S is related to temperature T by, △S=QT. Here, Q is the heat energy required…