Heat in the amount of 113kJ is transferred directly from a hot reservoir at 810 °C to a cold reservoir at 390 °C. Calculate the entropy change of the cold reservoir

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

Q: Calculate the total change in entropy Δ?ΔS if ?1=2.55 kgm1=2.55 kg of water at ?1=17.5 ∘CT1=17.5 ∘C…

A: Given,  m1= 2.55kg m2= 5.75kg T1= 17.5 °C T2= 67.5°C Specific Heat S= 4186 J/kg K

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A: Data Given.  m1 = 1.99 kg  T1 = 16.6°C = ( 273 + 16.6 ) K = 289.6 K  m2 = 1.36 kg T2 = 79°C = ( 273…

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A: Write the given values of this problem. m=1.4 poundsm=1.4×0.45359237m=0.635 kgh=3+y20…

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: A rigid tank contains 5 kg of refrigerant-134a initially at 208C and 140 kPa. The refrigerant is now…

A: Given: refrigerant-134a Mass=5kg Temperature(T1)=20°C Pressure(P1)=140kpa Pressure(P2)=100kpa Find…

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: 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: An 8.0 g ice cube at -10°C is put into a Thermos flask containing 100 cm³ of water at 20°C. (a) What…

A: Since you have posted multiple questions, we will provide the solution only to the first three…

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Q: À 1.20 mol of an ideal gas at 350 K undergoes a free adiabatic expansion from V1 = 12.3 L to V2=…

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Q: A 3.0-kgkg piece of aluminum at 29.2 ∘C∘C is placed in 1.0 kgkg of water in a Styrofoam container at…

A: Write the given values of this problem. ma=3 kgTi,aluminium=29.2°Cmw=1 kgTi,water=20°C

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

Q: Suppose that there are two very large reservoirs of water, one at a temperature of 85.0 °C and one…

A: Temperature of first reservoir (T) = 85oC temperature of second reservoir (T') = 19oC Heat…

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: A 1 kg chunk of ice at 273 K and 1 atmosphere melts completely in water at 273 K. What is its change…

A: The problem is asking for the change in entropy when a 1 kg chunk of ice at 273 K melts completely…

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Q: A glass of 450.0 g water at 20°C is chilled using a 20.0 g icecube at 0°C. Assume that the mixing…

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Q: A 1.20 mol of an ideal gas at 350 K undergoes a free adiabatic expansion from V1 = 12.3 L to V2 =…

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Q: A tank of 100-g liquid water at 100°C is put in thermal contact with another tank of 300-g water at…

A: mass of water in first tank = 100 g Initial temperature of water in first tank = 100oC mass of water…

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…