It is known that a substance has the following thermodynamic properties: phase transition Atrs S AvapS = 85.0 J/K AvapH = 32.0 kJ AfusS = 37.0 J/K Afus H = 6.4 kJ Is this substance a vapor, liquid, or a solid at T = 235 K? Enter one of these words in the answer blank. vaporization fusion AtrsH

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Q: 5.9 A thermometer having a time constant of 1 min is initially at 50 deg C. it is immersed in a bath…

A: Given  Initial temperature of thermometer = 50 oC Time constant T = 1 min   Bath is mentioned at 100…

Q: 5.9 A thermometer having a time constant of 1 min is initially at 50 deg C. it is immersed in a bath…

A: Given thatTime constant, T=1 minTi=50 Ct =0        T1  =100 Ct =1.2 min    Tf =?

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A: Given  Diameter of steel pipe = 50mm Temperature of pipe surface = 50oC Room wall Temperature  = 25…

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A: Velocity of water at the exit is to be calculated.

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A: Given, The temperature of the room, T = 63 °F = 290.37 K The volume of the room, V = 25 m3 The…

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

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A: Given data: Composition of fuel is, C = 85 % H = 11 % S = 4 % % O2 in flue gas at minimum firing…

Q: average molecular weight

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Q: Example 6.20. Estimate the heat transfer area for an exchanger to cool an organic liquid from 105°C…

A: Hot liquid flow rate F = 1000 kg/ h Organic liquid inlet temperature = 105 oC Organic liquid outlet…

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Q: A continuous single-effect evaporator concentrates 9072 kg/h of a 1.0 wt% salt solution entering at…

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Q: Find the heat flow rate through the composite wall as shown: The thermal conductivities are:

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Q: Consider the following chemical mixing example Fig. below. Two process streams are mixed to produce…

A: Given:

Q: 4. A mass of 1.7 kg of saturated liquid water is completely vaporized at a constant pressure of…

A: Given mass of saturated liquid water = 1.7Kg The pressure of the system = 101.325kPa

Q: 5.18. The tank in Fig. 5.26 has a layer of mercury under a layer of water. The mercury is flowing…

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Q: A. if the density of an oil at 60F is about 900 g/l, what is the corresponding API? What will be the…

A: A. Given: The density of oil at 60oF is 900 g/L or kg/m3; therefore, the specific gravity of the oil…

Q: Task 3.2. Calculate the standard enthalpy of reaction of some thermochemical equations governed by…

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Q: 2(g) Ammonia is synthesized in the Haber Process following the reaction N + H → NH In the reactor, a…

A: Ammonia is synthesized by the Haber Process reaction as shown below: N2(g)+H2(g)→NH3(g) Conversion…

Q: Determine the fugacity of liquid water at 30° C and at the saturation pressure, 10 bar, and 100 bar.

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Q: 2 One mole of an ideal gas, Cp = Rand Cy R, is compressed adiabatically in a piston/cylinder device…

A: Given: Cp = (7/2)R Cv = (5/2)R The ratio of heat capacity would be, γ = CPCVγ = (7/2)R(5/2)Rγ = 1.4…

Q: 90. For a glass, thermal conductivity, density and specific heat are 0.78 W/mK, 2700 kg/m³ and 0.84…

A: Given  Thermal conductivity k = 0.78W/mK Density d = 2700 kg/ m2 Specific heat Cp = .84KJ/kg K…

Q: Calculate the energy associated with a radiation having wavelength 3000 A. Give the answer in kcal…

A: given, wavelength,λ= 3000 A0 =3000×10-8 cm         speed of light, c =  3×1010cm/s 1 kcal = 4.185 x…

Q: Find the composition (volume fraction and volume %) of natural gas whose constituents are as…

A: Given that, The mass of constituents of natural gas mCH4 = 12 kgmC2H6 = 7 kgmC3H8 = 7 kgmC4H10 = 8…

Q: 5.18. The tank in Fig. 5.26 has a layer of mercury under a layer of water. The mercury is flowing…

A:

Q: Question-5 The following engineering stress-strain data were obtained from the tensile test for a…

A: (a) From the given data, the engineering stress vs engineering strain curve can be plotted as:

Q: Wet leather enters a continuous drier at 45% moisture (wet) and leaves at a rate of 200 lbs/h with a…

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Q: Consider a 100 mol mixture that is 71.0% methane (CH4) and 29.0% ethane (C₂H). To this mixture is…

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Q: QUESTION 13 A sample containing 2.3 mol of ideal gas at pressure of 2 bar undergoes constant…

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Q: The plant makes liquid CO2 by treating dolomitic limestone with commercial sulfuric acid. The…

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Q: Task 3.2. Calculate the standard enthalpy of reaction of some thermochemical equations governed by…

A: Given that reaction is given2H2 (g) +2C(s) + O2(g) →C2H5OH (l)we have to find △Hrxn

Q: 6. A stream of ethylene gas at 260°C and 4100 kPa expands isentropically in a turbine to 140 kPa.…

A: Given that- For stream of ethylene gas, Temperature, T1=2600C=533 K Pressure, P1=4100 kPa  Pressure…

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Q: The composition of a gas on a dry basis is 70.0 mol% N₂, 13.0% O₂, 12.0% CO₂, and 5.0% CO. If the…

A: Given, The composition of a gas on dry basis is 70% N2, 13% O2, 12% CO2, 5% CO. Let the moles of the…

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Q: Which of the following conformations of butane will be the most stable? O A gauche conformation O An…

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Q: According to the fundamental equation of internal energy change (dU), which of the following…

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Q: Acetone is used as solvent in a certain process. Recovery of acetone is done by evaporation into a…

A: Given that- Acetone is the solvent whose recovery is done by evaporation of stream of N2.…

Q: A piece of wood floats of an interface between layers of oil and water as shown in Fig, the specific…

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