Find the final temperature when 50 kg of water at 20 °C and 100 kg of water at 26 °C are mixed. Neglect heat loss to the surroundings. Hence calculate the net change in Entropy for this process. Integrate to get AS, do NOT estimate.

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

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Q: A hot reservoir at the temperature 522 K transfers1061) of heat irreversibly to a cold reservoir at…

A: Given : Temperature of hot reservoir , T1 = 522 K            Temperature of cold reservoir , T2 =…

Q: Heat in the amount of 113kJ is transferred directly from a hot reservoir at 810 °C to a cold…

A: Heat, Q = 113 kJTemperature of hot reservoir, Th = 810 °CTemperature of cold reservoir, Tc = 390 °C…

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

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Q: an initial of pressure 105 Pa and volume 10-4 m³. The gas A monatomic gas containing 10-2 moles is…

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

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Q: Must asnwer all 3 subparts a,b,c else will downvote 1. An ideal gas sample initially at 25°C and…

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Q: A 5 kg block of ice initially at 268.15 K is placed in thermal contact with a very large reservoir…

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

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Q: Calculate the efficiency of the Carnot Engine for ideal gas. Consider the figure below for a…

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Q: In the Figure below, all possible distributions and microstates are shown for four different…

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Q: Entropy principle: "For all irreversible processes, the change in entropy of the universe is…

A: So we have a very simple question, i tried to put forward your question in two different ways in a…

Q: Three moles of an ideal gas undergo a reversible isothermal compression at temperature 19.0 ∘C.…

A: Data Given ,  Work done ( W ) = 1500 J Temperature ( T ) = 19°C = ( 19 + 273 ) K.     = 292 K…

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A: For isothermal process ΔU = 0   From the first law of thermodynamics,   ΔU = q + w   So, q + w = 0…

Q: (a) What is the change in entropy if you start with 10 coins in the 5 heads and 5 tails macrostate,…

A: Given :              Wi = 252Wf = 45

Q: 2.5 kg of water at 32 ∘C is mixed with 2.5 kg of water at 63 ∘C in a well-insulated container.…

A: SOlution: Given that 2.5 kg of water at 32 ∘C is mixed with  2.5 kg of water at 63 ∘C in a…

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: System Stopcock closed Vacum

A: number of moles of the gas=1.0 mole Initial volume of the gas, Vi Final volume of the gas, Vf From…

Q: A Carnot cycle removes 120 J from the hot reservoir and adds 60 J to the cold reservoir, which is at…

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Q: Consider two distinguishable particles, each of which can have energy nε with n = 0, 1, 2, .... By…

A: Step 1: Step 2: Step 3: Step 4:

Q: Calculate the change in entropy when the pressure of an ideal gas is changed isothermally from Pi to…

A: Given Calculate the change in entropy when the pressure of an ideal gas is changed isothermally from…

Q: A highly non-ideal gas has an entropy given by S=aNU/V, where the internal  energy, U is a function…

A: A highly non-ideal gas has an entropy given by S=aNUV, Where the internal energy, U, is a function…

Q: system. ciron= 448 J/kg. °C. determine the total entropy change of the horseshoe-plus-water Assuming…

A: Given data: The mass of iron is mi=1 kg. Temperature of iron is Ti=900°C. Temperature of water is…

Q: 1). For a Carnot engine with a running temperature of 500° C on a cold winter day in Chicago (- 15°…

A: Given data, Temperature of the source = 500oC temperature of the sink = -15oC Value of IC = 35 %

Q: An ideal gas is taken through a Carnot cycle.  The isothermal expansion occurs at 250oC, and the…

A: Given, Th(Temperature of the hot reservoir)=250°C=250+273=523K Tc(Temperature of the cold…

Q: In an isothermal reversible expansion at 31°C, an ideal gas does 28 J of work. What is the entropy…

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Q: A 2.8 kg piece of aluminum at 43.0 degrees C is placed in 1.0 kg of water in a Styrofoam container…

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Q: A system is in a macrostate compatible with 5.24 x 109 possible microstates.  What is the…

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