What is the entropy change of 15 g of steam at 100°C when it condenses to water at the same temperature? ΔS=ΔS=Incorrect J/K 45-g of water at 14°C is heated until it becomes vapor at 100°C. Calculate the change in entropy of the water in this process. ΔS=ΔS=Incorrect J/K

Q: 170 g of water at 105°C is converted to steam. What is the entropy change of the water that is now…

A: latent heat of boiling water = 2256 KJ/kg  = 2256 J/g mass = 170 g Heat required to change the state…

Q: What is the entropy change (in J/K) of 19 g of steam at 100°C when it condenses to water at the same…

A: We know that entropy change in an irreversible process is given by  : ΔS=ΔQT Since heat is taken…

Q: Wood burns at a temperature of approximately 500. °C. One cord of seasoned (dry) firewood releases…

A: This problem can be solved using the formula for change in entropy in a process.

Q: A Styrofoam cup holding 125 g of hot water at 100°C cools to room temperature, 20.0°C. What is the…

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Q: A container with a total volume of 2.77 L is divided in half so that there are two compartments of…

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Q: Water is slowly warmed from 17.0°C to 85.0°C. If the mass of the water is 320 g, what is the water's…

A: Solution: Given that: Mass of the water is: m=320g=0.32 kg Temperatures are:…

Q: A pot containing 790 g of water is placed on the stove and is slowly heated from 34°C to 79°C.…

A: We know that change of entropy is,∆S = ms ln(T2/T1)where,m = mass in kg s= specific heat of water =…

Q: A container with 41 g of a certain liquid (c = 4171 J/kg · °C, Lv=2224 kJ/kg) at 22 °C is heated up…

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Q: A Styrofoam cup holding 130 g of hot water at 97°C cools to room temperature, 23.0°C. What is the…

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Q: Suppose 1.00 kg of water at 38.5° C is placed in contact with 1.00 kg of water at 21° C. What is the…

A: The initial temperature of water-1 is given as, T1=38.5 oC (or) T1=311.5 K. The initial temperature…

Q: Half of a 1.5-kg block of ice melts at 0.00°C. What is the change in entropy of the ice? Note that…

A: given that,mass, m=1.5 kgheat of fusion L=333kJkgT=0°C=273 K

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: An ice tray contains 360 g of liquid water at 0°C. Calculate the change in entropy of the water as…

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Q: a student adds heat to .350 kg of pure ice at 0.0 degree Celcius until it is completely melted (but…

A: Given data: The mass of ice is m=0.35 kg. Temperature of ice is t=0oC+273=273 K. The temperature of…

Q: 500 g of ice at -10.0°C are placed on top of a 2.00 kg slab of aluminum at 30.0°C. The system is…

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Q: of the system?

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Q: The temperature at the surface of the Sun is approximately 5,600 K, and the temperature at the…

A: Solution: Given data, Sun temperature=5600 K Earth temperature=293 K Energy=5000 J

Q: A heat engine absorbs 2500 J of heat at 250°C and expels 2000 J at a temperature of 50°C. The change…

A: Given: Heat absorbed at T1=250°C is Q1=2500 J Heat expelled at T2=50°C is Q2=2000 J

Q: A freezer is used to freeze 1.5 L of water completely into ice. The water and the freezer remain at…

A: The expression for change in entropy is, ∆S=QT…

Q: A 15-ft3 steel container that has a mass of 75 lbm when empty is filled with liquid water.…

A: The heat transferred to the environment can be obtained as

Q: One container holds 0.10 kg of water at 75 ∘C and is warmed to 95 ∘C by heating from contact with…

A: The change in entropy when the water is heated from T1 deg C to T2 deg C is

Q: A Styrofoam cup holding 144 g of hot water at 1.00 ✕ 102°C cools to room temperature, 25.0°C. What…

A: Given: The mass of hot water is m=144 g. The temperature of hot water is T=100 oC. The room…

Q: Energy is added as heat to 250 g of water at 10°C, raising its temperature one Celsius degree. a)…

A: Given:  Mass of water = 250 gm Initial temperature of the  gas = 10 degree Celsius = 283 K Final…

Q: 80 g of ice at 0.000C absorbs just enough heat to completely melt. What is the change in entropy of…

A: Given:  The mass of the ice, m=80 g The latent heat of fusion of ice is, Lf=334 J/g. Require:…

Q: Methane is heated in a steady-flow process at approximately atmospheric pressure. 1000 kJ of heat is…

A: Since you have been posted multiple questions. SO we are solving only first question for you. If you…

Q: When 0.150 kg of steam at 100°C condenses to water at 100°C, what is the change in entropy of the…

A: Given: The mass of the steam is 0.15 kg. The temperature of the steam is 100oC. The latent heat of…

Q: Air is compressed by a 40-kW compressor from P to P2. The air temperature is maintained constant at…

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Q: Two hundred joules of heat are removed from a heat reservoir at a temperature of 200 K. What is the…

A: Given data: The heat removed from a reservoir is: Q = 200 J The temperature at which heat is…

Q: 7 kg of water at 55oC is added to a large quantity of ice at 0oC resulting in ice-water. What is the…

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Q: One container holds 0.10 kg of water at 80 C and is warmed to 100 C by heating from contact with the…

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Q: What is the entropy change involved in transforming 5 g of ice at 0C and 1 atm pressure into vapor…

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Q: Part 1: Five thousand kilocalories (5000 kcal) of heat flows from a high temperature reservoir at…

A: Entropy change is related to the amount of heat transferred at a temperature T as, ∆S=∆QT∆Q is the…

Q: A 2.00-L container has a center partition that divides it into two equal parts as shown below. The…

A: Given   n1 = numbers of hydrogen gas moles  n2 = no of oxygen gas moles  n1 = 0.067  n2 = 0.067

Q: 170 g of water at 105°C is converted to steam. What is the entropy change of the water that is now…

A: The expression for find change in entropy is ∆s=mLvT

Q: The temperature at the surface of the Sun is approximately 5,100 K, and the temperature at the…

A: temperature of surface of sun(TS)=5100 K Temperature of surface of earth(TE)=291K Energy(Q)=4.50 X…

Q: An ice tray contains 500 g of water. Calculate the change in entropy of the water as it freezes…

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Q: A sophomore with nothing better to do adds heat to 0.500 kgkg of ice at 0 ∘C∘C until it is all…

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Q: 3 moles of O2 at 1 atm and 500K expands isothermally to 0.3 m3. What is the change in entropy of the…

A: ...

Q: A 67.5-kg person typically eats about 2250 kcal per day, 21.0% of which goes to mechanical energy…

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Q: Suppose you have a 36.4-g sample of a protein for which denaturation required an input of 2.20 J at…

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Q: How much heat energy is needed to change the entropy of a macrostate from 10.00 J/K to 10.01 J/K in…

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Q: A large electrical power station generates 1400 MW of electricity with an efficiency of 31 %. a) How…

A: Given that:Output power of the station, Pout=1400 MWEfficiency, η=31%=0.31

Q: What is the change in entropy of the ice when a 0.050-kg ice cube at 0°C melts? The latent heat of…

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Q: A freezer is used to freeze 4.6 L of water completely into ice. The water and the freezer remain at…

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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: a) Find the internal energy change in a system consisting of one mol of a monoatomic ideal gas…

A: The energy change is 3a(15v^4)/8

Q: 5. If the change in system entropy for a given process is -8.3 J/(mole.K): (A) What can be known…

A: Given, change in system entropy for a given process is -8.3 J/(mole. K) ∆Ssys = -8.3 Jmol K We know…