Liquid water at 300 kPa and 20°C is heated in a chamber by mixing it with superheated steam at 300 kPa and 300°C. Cold water enters the chamber at a rate of 1.8 kg/s. If the mixture leaves the mixing chamber at 60°C, determine the mass flow rate of the superheated steam required.

Q: 2.80 mol of an ideal gas fills a spherical balloon with volume 2 065 cm3 and a temperature 296 K.…

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Q: When the temperature of a copper coin is raised by 120 C°, its diameter increases by 0.20%. To two…

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Q: A liquid rises through a heat of capillary tube corresponding to a volume of 6.8722×10-3 cm³, with a…

A: The ascent formula is given by  h = 2 T cos Ar d g where, T is the surface tension, r is the radius…

Q: at 1 atm pressure, the latent heat of fusion of water is 334 kj/kg and the latent heat of…

A: Given latent heat of fusion of water = 334 kj/kg latent heat of vaporization = 2257 kj/kg We have to…

Q: Steam at 250 psia and 700°F steadily enters a nozzle whose inlet area is 0.2 ft2. The mass flow rate…

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Q: Cold water (cp = 4180 J/kg·K) leading to a shower enters a thin-walled double-pipe counter-flow heat…

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Q: If 10 ft3 of atmospheric air at 300 F temperature are compressed until the volume decreases to 1 ft…

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Q: A 100g cube of ice at 0°C is dropped into 1 kg of water that was originally at 80°C. What is the…

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Q: 330 g of water at 55°C are poured into an 855 g aluminum container with an initial temperature of…

A: Given: The mass of the water is 330 g. The initial temperature of the water is 55oC. The mass of…

Q: You wish to cool a 1.95 kg block of lead initially at 88.0 °C to a temperature of 57.0 °C by placing…

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Q: 2. A liquid-metal flows at a rate of 4 kg/s through a tube having an inside diameter of 0.05 m. The…

A: Given : Mass flow rate m˙=4 kg/s The inside diameter of tube D = 0.05 m Temperature T1=500 KT2=505 K…

Q: By ideal gas law, the thermal pressure of a gas depends on A. number density of particles only. B.…

A: ideal gas law, the thermal pressure of a gas depends on A. number density of particles only. B.…

Q: An aluminum cup of 110 cm capacity is completely filled with glycerin at 18°C. How much glycerin…

A: Given, Capacity of Aluminium cup, Vo = 110 cm3 Initial temperature, Ti = 18 °C Final temperature of…

Q: Oxygen with mass of m1=6 g and temperature T1=300 K is in a container under  pressure p1= 9.66·105…

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Q: Mass of water Initial temperature Mass of solid block Initial temperature Equilibrium (kg) of water…

A: Given. Mass of water and mass of block is given. Also the initial temperature of water and block and…

Q: a container has 0.3 kg of water and 0.5 kg of ice at 273 K. How much water vapor should be…

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Q: A 3.00 L tank contains air at 3.00 atm and 20.0 ⁰C. The tank is sealed so that the volume remains…

A: Write the given values of the problem- Pressure(P2)=1.00 atm Pressure(P1)=3 atm Temperatur=200C

Q: Which of the following statements in regard to temperature is least valid? a. Temperature is that…

A: Explanation based on MCQ's : According to thermodynamics, temperature try to create the thermal…

Q: How much heat is required to increase the temperature by 113 Celsius at constant pressure? How much…

A: (A)

Q: A sealed tank contains oxygen at 27 degree Celsius at a pressure of 2 atm. If the temperature…

A: Use ideal gas law, PV=nRT   In this case, the tank is sealed and the volume remains the same.   So,…

Q: 500 g of Ice at 0 °C is kept in an insulated cubic box. The length of the box is 30 cm and the…

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Q: Air (cp = 1.005 kJ/kg·°C) is to be preheated by hot exhaust gases in a cross-flow heat exchanger…

A: a) The rate of heat transfer is ,

Q: In a cylinder with a volume of 3.0 l and a temperature of 300 K, oxygen is under pressure of 2.0…

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Q: Metal plates (k = 180 W/m·K, r = 2800 kg/m3, and cp = 880 J/kg?K) with a thickness of 1 cm are being…

A: The Biot number for the plates,

Q: In the experiment, the 210-kg hanging mass traveled for 3.6 m. During which, the temperature of the…

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Q: Two fluids have been poured into a calorimeter. After the state of thermal equilibrium has been…

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Q: How many kilojoules of energy does it take to completely vaporize 130 g of water into steam at 100…

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Q: 3.00 moles of an ideal gas at a pressure of 250 kPa are held in a container of volume of 25.0 L. The…

A: Given, n = 3 moles  P = 250 kPa = 2.47 atm  V = 25 L  As we know from the ideal gas equation, P V =…

Q: 600g of ice at -8°C is put inside a calorimeter filled with 4000 g water initially at 20 °C. What is…

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Q: Aluminum is often melted down for recycling purposes. Assuming 1 kg of aluminum is at 20 deg C (room…

A: Write the given values with the suitable variables. m=1 kgT1=20 °CC=899 J/kg°CT2=660 °CL=3.97×105…

Q: (6) Steam enters a nozzle at 200°C and 200 kPa with a velocity of 28 m/s, and leaves at 150°C and…

A: Given : At the entrance : Temperature, T1 = 200oC = 473 K Pressure, P1 = 200kPa Inlet area, A1 = 775…

Q: Consider liquid water at 1 atm. At 25◦C, the density of water is 0.997044 g cm−3 . The coefficient…

A: Given, Pressure→Pw=1 atm Water density  25°C→0.997044 g cm-3 Thermal Expansion…

Q: An ideal gas is enclosed in a constant volume container at a pressure of 0.7 atm and an initial…

A: For constant volume process we can write P1T1≡p2T2 P1=0.7atm,T1=100+273=373K P2=0.34 atm

Q: A gas has an initial volume of 168 cm at a temperature of 255 K and a pressure of 1.6 atm. The…

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Q: An ideal gas is at a pressure 1.00 x 105 N/m2 and occupies a volume 20.00 m3. If the pressure of the…

A: Initial pressure (P) = 105 Nm2Initial volume (V) = 20 m3new pressure (P') = 4P Initial temperature =…

Q: A steam boiler is made of steel and weighs 900 kg. The boiler contains 400 kg of water. Assuming…

A: Given Mass of steel ms = 900 kg Mass of water mw = 400 kg heat capacity of steel cs = 0.11 kcal/kg K…

Q: An aluminum pan whose thermal conductivity is 237 W/m·K has a flat bottom with diameter 15 cm and…

A: Given data   The thermal conductivity of the aluminium pan is k = 237 W/mK The diameter of the…

Q: A calorimeter is made from 0.15 kg of aluminum and contains 0.2 kg of water. Initially, the…

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Q: A steam boiler is made of steel and weighs 900 kg. The boiler contains 400 kg of water Assuming that…

A: Given data: The mass of steel is ms=900 kg. The mass of water is mw=400 kg. The specific heat of…

Q: The value of specific heat for copper is 390 J/kg⋅C∘J/kg⋅C∘, for aluminun is 900 J/kg⋅C∘J/kg⋅C∘, and…

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Q: 2 kg mass of aluminium at 80 degrees is immersed in a thermally and insulated water bath if there is…

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Q: An aluminum cup of 100 cm^3 capacity is filled with glycerin at 23 degrees Celsius. How much…

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Q: The Fahrenheit temperature scale is defined so that ice melts at 32°F and water boils at…

A: Temperature gives us a quantity of heat present in the body.

Q: Cold water (cp = 4180 J/kg·K) enters the tubes of a heat exchanger with 2-shell passes and 20-tube…

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Q: What mass of steam at 100°C must be mixed with 473 g of ice at its melting point, in a thermally…

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Ideal Gas Law

Ideal gas law states that the product of pressure and volume of a gas directly varies with the product of the number of moles, the universal gas constant, and the temperature of the gas.