What is the change in entropy as 58.3 J flows from 331°C to 197°C?
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 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: Suppose you toss 100 coins starting with 60 heads and 40 tails, and you get the most likely result,…
A: The change in entropy is given by, ΔS=Sf-SiΔS=klnWf-klnWi For the case of n particles and two cells,…
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 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: 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: The latent heat of vaporization of water is given approximately by L₁ = -2,400Tc + 2,500,000, where…
A: Solution: We have given that The latent heat of vaporization of water Lv=-2400Tc + 25,00,000 where…
Q: When 0.50 kg of water at 0°C freezes, what is the change in entropy of the water? The latent heat of…
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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 sophomore with nothing better to do adds heat to 0.350 kgof ice at 0.0 C until it is all melted.…
A: Ice is at a temperature 0°C. The expression for the change in entropy of object is, ∆s=-mLiceT…
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: What is the entropy change of a gas in J/K (to 2 decimal points) when one mole of a perfect gas…
A: According to question--- Given value--- number of mole = 1 initial volume = 4.87 m3 . final volume…
Q: 2. Each of two bodies has a heat capacity given by C = A+ BT where A = 8 J/K v B = 2 x 10-2 J/K². If…
A: Given,A=8 J/KvB=2×10-2J/K2T10=400KT20=200K
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: 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: What is the entropy change of 15 g of steam at 100°C when it condenses to water at the same…
A: Part ASolution:Entropy change will be given as:dS = QT - 1where, Q is the heat amount of…
Q: 45-g of water at 14°C is heated until it becomes vapor at 100°C. Calculate the change in entropy of…
A: Given, Mass=45g Initial Temperature=14degree Final temparature=100degree
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: 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 asSubstituting the values and solving…
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
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- You have two heat sinks. One is held at a constant temperature at 20 degrees C, and the other is at a constant temperature of 0 degrees C. You add 10 kJ of heat to both heat sinks. Which sinks has the larger increase in entropy?3 moles of O2 at 1 atm and 500K expands isothermally to 0.3 m3. What is the change in entropy of the gas? a) 22.23 J/K b) 7.41 J/K c) -7.41 J/K d) -22.23 J/KA puddle containing 1.10 kg of water at 0°C freezes on a cold night, becoming ice at 0°C. What was the entropy change of the water that is now ice? (The latent heat of freezing water is 333 J / K.) The change in entropy is
- What change in entropy occurs when a 0.12 kg steam at 121 deg C is transformed into ice at -28 deg C? Use the 2nd law of thermodynamics to explain calculated result.How much heat energy is needed to change the entropy of a macrostate from 10.00 J/K to 10.01 J/K in a quasi-static process at a temperature of 30 K? Express your answer with the appropriate units. Q30: = Submit Part B Q300= Submit Part C 0 ¤-| |μÅ How much heat energy is needed to change the entropy of a macrostate from 10.00 J/K to 10.01 J/K in a quasi-static process at a temperature of 300 K? Express your answer with the appropriate units. Q3000 Value = Request Answer 0 Value Request Answer Units How much heat energy is needed to change the entropy of a macrostate from 10.00 J/K to 10.01 J/K in a quasi-static process at a temperature of 3000 K? Express your answer with the appropriate units. 0 PHμÅ Value 2) ? Units UnitsWhat is the change in entropy of the ice when a 0.050-kg ice cube at 0°C melts? The latent heat of fusion for water is 80 cal/g. Express your answer in calories per K. O infinite O 4000 cal/K O 4 cal/K O 10.7 cal/K O 14.7 cal/K
- It takes about 335 J to melt one gram of ice. During the melting, the temperature stays constant. Which has higher entropy, a gram of liquid water at 0 degree Celcius or a gram of ice at 0 degree Celcius? Does this make sense? How large is the entropy difference?In case a, block A is accelerated across a frictionless table by a hanging 10 N weight. In case b, thesame block is accelerated by a steady 10 N tension in the string. In which case does block A have a greater acceleration, or it is the same in both cases?Use the evidence-reasoning-conclusion (claim) framework to support your choice. Evidence: Reasoning: Claim: Case a is greater__________ Case b is greater___________ Same in both _____________The entropy of a block of ice increases by 75 J/K as it warms from -33 degrees Celsius to 0 degrees Celsius. What is the mass of the block of ice?
- A cylinder of gas has a temperature of 32F. a) If 205J is added to the system at constant temperature, what is the change in entropy of the system? b) How hot should the gas be in degrees Celsius if the molecules inside are to have twice the kinetic energy?A 2.00-L container has a center partition that divides it into two equal parts as shown. The left side contains 0.044 0 mol of H2 gas, and the right side contains 0.044 0 mol of O2 gas. Both gases are at room temperature and at atmospheric pressure. The partition is removed, and the gases are allowed to mix. What is the entropy increase of the system?What is the change in entropy of 1.00 m3 of water at 0 oC when it is frozen to ice at 0 oC?