Find the change in the total entropy when 0.1 kg. of liquid water at 100 C is placed in thermal contact with a large thermal reservoir at exactly 0 C
Q: , Problem 14: A pot containing 620 g of water is placed on the stove and is slowly heated from 18°C…
A:
Q: On a winter day, a certain house loses 1.12 x 108 J of heat to the outside. What is the total change…
A:
Q: A Styrofoam cup holding 145 g of hot water at 1.00 ✕ 102°C cools to room temperature, 25.0°C. What…
A:
Q: What is the decrease in entropy (in J/K) of 26.5 g of water that condenses on a bathroom mirror at a…
A:
Q: When 1.70 ✕ 105 J of heat transfer occurs into a meat pie initially at 20.0°C, its entropy increases…
A:
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…
A:
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…
A:
Q: There is a 300-g covered aluminum cup at 25°F being filled with 190-g of water at 90°C. Equilibrium…
A:
Q: 20 g copper at 40 degree celsius is dropped into a constant volume calorimeter containing 100 g…
A:
Q: While doing exercise at a temperature of T = 37∘C, an athlete loses m = 0.50 kg of water per hour by…
A:
Q: What is the decrease in entropy (in J/K) of 28.5 g of water that condenses on a bathroom mirror at a…
A: The temperature of a bathroom is, T=35 °C=308 K The mass of water is, m=28.5 g=0.0285 kg The amount…
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: A 5 kg block of ice initially at 268.15 K is placed in thermal contact with a very large reservoir…
A:
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: When 1.60 ✕ 105 J of heat transfer occurs into a meat pie initially at 20.0°C, its entropy increases…
A: The equation for the change in entropy is Here, ΔS is the change in entropy, Q is the amount of…
Q: A 68.7-g ice cube is initially at 0.0°C. (a) Find the change in entropy of the cube after it melts…
A: The given data are: m=68.7 g=0.0687 kgLf=3.33×105 J/kgT=0° C=273 K Here, m denotes the mass, T…
Q: QUE STION FOUR: A light bulb operates at a temperature of 4,300 K and has an emissivity of 0.800 and…
A: Given, Temperature, T=4300K Area, A=5.5×10-6m2 Mass, m=2×10-3kg Initial Temperature, Ti=-30°C Final…
Q: . One mole of an ideal gas expands isothermally at T = 20°C from 1.1 m³ to 2.1 m³. The gas constant…
A:
Q: (a) In reaching equilibrium, how much heat transfer occurs from 1.2 kg of water at 40°C when it is…
A: Entropy increases in a closed system, such as the universe. But in parts of the universe, for…
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…
Q: 50 g of water at 30 degrees Celcius is changed into vapor at 100 degrees Celcius. Find the change in…
A:
Q: You have two heat sinks. One is held at a constant temperature at 20 degrees C, and the other is at…
A: Given, Temperature of first heat sink T1 = 20° C = 20 + 273 K = 293 K Temperature of second heat…
Q: A 77.5-g ice cube is initially at 0.0°C. (a) Find the change in entropy of the cube after it melts…
A: Scenario - A particular amount of ice cube is melted due to which entropy of system changes. Given :…
Q: An 8.0 g ice cube at -10˚C is put into a Thermos flask containing 110 cm3 of water at 15˚C. By how…
A: Given that:Volume of water, Vw=110 cm3Mass of water, mw=110 cm3 × 1 g/ cm3=110g= 0.11 kgMass of ice,…
Q: A system consists of a 1.2 kg block of copper at 20∘C and 1.5 kg block of copper at 200 ∘C. The two…
A: We have givenm1=1.2 kgT1=20°C=20+273=293 Kandm2=1.5 kgT2=200+273=473 kspecific heat for copper=385…
Find the change in the total entropy when 0.1 kg. of liquid water at 100 C is placed in thermal contact with a large thermal reservoir at exactly 0 C
Step by step
Solved in 2 steps with 2 images
- When 1.60 ✕ 105 J of heat transfer occurs into a meat pie initially at 20.0°C, its entropy increases by 465 J/K. What is its final temperature (in degrees)? _________ °CFind the change in entropy that results when a 3.2-kg block of ice melts slowly (reversibly) at 1 °C. Assume that Latent frequency is 3.35 x 10^5 J/Kg.What is the decrease in entropy of 44.8 g of water that condenses on a bathroom mirror at a temperature of 39.7°C, assuming no change in temperature and given the latent heat of vaporization to be 2450 kJ/kg? Select the correct answer O 396 J/K O 189 J/K X Your Answer O 209 J/K 351 J/K O 251 J/K
- A Styrofoam cup holding 118 g of hot water at 1.00 x 10-°C cools to room temperature, 21.0°C. What is the change in entropy of the room? (Neglect the specific heat of the cup and any change in temperature of the room. The specific heat of water is 4,186 J/(kg · °C).) J/KA Styrofoam cup holding 142 g of hot water at 1.00 ✕ 102°C cools to room temperature, 21.0°C. What is the change in entropy of the room? (Neglect the specific heat of the cup and any change in temperature of the room. The specific heat of water is 4,186 J/(kg · °C).)__________ J/KA block made of cobalt with a mass of 0.80 kg is heated to 850°C, then dropped into 5.00 kg of water at 10°C. What is the total change in entropy (in J/K) of the block-water system, assuming no energy is lost by heat from this system to the surroundings? The specific heat of cobalt is 420 J/(kg · K), and the specific heat of water is 4,186 J/(kg · K). (Hint: note that dQ = mcdT.)
- What is the decrease in entropy (in J/K) of 30.0 g of water that condenses on a bathroom mirror at a temperature of 33.5°C, assuming no change in temperature and given the latent heat of vaporization to be 2450 kJ/kg?Calculate the change in entropy as 0.3989 kg of ice at 273.15 K melts. The latent heat of fusion of water is 333000 J/kg.