A mass of 5 kg of air is pumped into a container of volume 2.87 m3. The characteristic gas constant for air is 287 J/(kg K). Compute for a. the pressure when the temperature is 27•C ( in kPa) b. the temperature when the pressure is 200 kPa

Q: A piston-cylinder assembly contains 5 kg of steam at a pressure of 100 bar and a temperature of 400…

A: Mass balance is applied to a closed system. The First law of thermodynamics is applied. The initial…

Q: In a pipe 15 meters long (L) and which is also saturated with nitrogen, a stream of oxygen diffuses…

A: Given data: Length of the pipe = 15 m Temperature = 0 0C Pressure on the left side = 20 kg/m3…

Q: Air with mass of 12 kg expands polytropically (n=1.50) in a closed system from 720 °C to 20 °C.…

A: Given Data: Mass of air, m= 12 kg Polytropic process, Closed system n= 1.50 Initial temperature, T1…

Q: The mass of 10 kg of air in a piston-cylinder device is heated from 25°C to 77°C by passing a…

A: Given data: The initial temperature of the air is Tinitial = 25∘C = 298  K The final temperature of…

Q: 4.4 Calculate the difference in slope of the chemical potential against temperature on either side…

A: The difference in slope of the chemical potential against temperature on either side of (a) the…

Q: A perfect gas undergoes a cooling process at constant pressure. The initial conditions of the gas…

A: Given that, Initial pressure P1 = 1.2 bar = 120 kNm3 =120 kPa Initial temperature T1 = 40oC =…

Q: 7. Joule-Thompson cooling of a gas occurs when the pressure of the gas drops as it goes through a…

A: If Z= f(x,y) is function of two variables say x and y. then total differential will be ;…

Q: Pressure exerted by a vapor when in equilibrium with its liquid. * O equilibrium vapor pressure…

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Q: A pipe (ID: 130 mm, OD: 165 mm, k=15 W/m²-K, Length: 2 meters) is insulated with several materials,…

A: Given Pipe have  Di=130mm D0=165mm K=15 W/(m2K) L=2m Inside fluid –Oil temperature T1=118℃ Outside…

Q: An 1100 J of heat was added to a gas and the gas expand at a constant pressure of 40 000 Pa from…

A: Give data : P1 = 40,000 PaP2 = 40,000 PaV1 = 0.02 m3V2 = 0.06 m3 Q = 1100 J=1100 Pa·m3   Answer of…

Q: If the suction pressure of compressor equal to discharge pressure then the work of compression for…

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Q: At standard temperature and pressure conditions , calculate the volume of  35.2 g of N 2 gas.   A.…

A: Answer: C. 28.1 L

Q: At standard temperature and pressure conditions, calculate the volume of 35.2 g of N 2 gas. O A.…

A: Mass of N2 gas, m = 35.2 g Standard temperature, T = 73.15 K Standard pressure, P = 1 atm The molar…

Q: One pound of carbon dioxide occupies 0.5 ft3 at a pressure of 200 psi. Estimate the temperature of…

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Q: a) The temperature of the steam, b) The quality c) The volume percentage of the saturated steam

A: Consider the steam boiler has a saturated water mixture. Provided Data: V=1.5 m3m=750 kgP=1 MPa

Q: Applications of Differential Equations of order one (Newton’s Law of Cooling )

A: According to Newton's law of cooling, T(t) = Ts + (Ts-To)e-kt            (1) Here, T(t) is the…

Q: A U-tube manometer filled with mercury is connected between two points in a pipeline. If the…

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Q: Problem 3. A liquid is flowing through an 8cm diameter pipe. It is being heated by a hot fluid…

A: here we have velocity data , so we have to find a perfectly fit curve for the given data points.…

Q: A mixture of air and water at a temperature of 25°C flows up through a vertical tube with a length…

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Q: (2.32) A feed stream to a chemical reactor consists of 0.2 kg/s of ammonia vapor at 300 K. Prior to…

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Q: 1) A certain thermodynamic process uses monoatomic gases. Compute the internal energy change in…

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Q: (Q-2) Estimate the thermal conductivity of liquid acetone in (Btu/hr.ft.F ),at (25 C) given;…

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Q: A gas from a dry gas reservoir has a specific gravity of 0.735 at reservoir temperature of 200…

A: Given = SG = 0.735Tr = 200F = 659.67 oRPr = 1800 PsiaTo find = Z and Bg

Q: at a constant temperature, a gas gained an amount of heat (30 J). The gas expands and exerts a work…

A: This problem can be solve by the help of First law of thermodynamics. ΔU=Q+W ΔU is the change in…

Q: A large balloon of volume 1500 m³ is filled with helium gas at a pressure of 120 kPa and temperature…

A: Given that initial pressure of helium in balloon [P1]=120 kPa initial temperature of helium in…

Q: Four kg of water is placed in a tank volume of 1 m³. Heat is added until the temperature is 130 °C.…

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Q: Isothermal compression of ideal gas initially at 1 atm 22.4 L of gas compressed to 11.2 L at 273K…

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Q: Two moles of a diatomic ideal gas (O2) and one mole of a monatomic ideal gas (He) are initially…

A: Moles of monoatomic and diatomic gas mixed is given as:   The initial temperature of the container,…

Q: In a shower, cold water at 10 oC flowing at a rate of 5 kg/min is mixed with hot water at 60 o C…

A: Given: Temperature of cold water Tc = 10 oC Flow rate of cold water mc = 5 kg/min = 560 kg/sec…

Q: The equivalent pressure of 14.7 psia in units of psig is: Answer:

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Q: ...........pressures al gases approaches ideal gas behavior A)gases with 0 MPa B)gases below 10 MPa…

A: Answer: option B) gases below 10 MPa

Q: Problem 1. A liquid has a constant-pressure specific heat (Cp) of 2.5 cal/(g⋅°C). Determine the…

A: The specific unit of the given liquids is to be determined in other units.

Q: We have perfectly insulated a large LPG cylinder outdoors on a hot day using foam. Then we connected…

A: Given in the question, the LPG gas cylinder is insulated on a hot day using foam . The hose is…

Q: 2.) An Isothermal process is done on air, and it has a pressure of 500 kPa and a volume of 0.5m3.…

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Q: Q6/A gas at 4.0e5 Pa is in a cylinder with a piston. During an isobaric process the gas is heated…

A: PressureP=4×105PaV1=0.25m3V2=0.55m3Isobaric processTo find:Work done by the gas on cylinderW