Item 7Part AAn insulated piston inside an insulated rigid cylinder, closed at both ends, creates two chambers: one containing a two-phase mixture of H,O and another containing a two-phase mixture of R-134a. If the temperature inside the chamber containing H,O is 109.2 °C.determine the temperature inside the other chamber. Assume mechanical equilibrium.R-134aO'HExpress your answer to three significant figures and include the appropriate units.HẢT =ValueUnitsSubmitRequest Answer

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Answered: An insulated piston inside an insulated…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

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6. A 100kg of commercial tungsten (C=138J/kg-K) at a temperature of 180°C and 45kg of diamond (C=520J/kg-K) at a temperature of 135°C_is placed inside an insulated container containing ice at freezing temperature. If heat is restricted to escape, determine the mass of the ice if the temperature of the mixture when equilibrium is attained is about 73.53•C. Draw a figure and explain each step solution
A newly purchased container that has a capacity of 1 m³ contains a mixture of liquid and steam in equilibrium at a temperature of 601 K. The mass of the liquid is found to be 15 kg. Determine the quality of the mixture in %. Use steam tables of Keena et al.
Thirty pounds of ice at 32OF is placed in 100 lbs of water at 100 O The latent heat of ice may be taken as 144 BTU per lb. If no heat is lost or added to the mixture, the temperature (in Farhenheit) when equilibrium is reached is: a. None of these b. 51 c. 48 d. 49 e. 50
Show that a mixture of saturated liquid water and saturated water vapor at 300 kPa satisfies the criterion for phase equilibrium.
Imagine that we put a 140-g steel ball with an initial temperature of 119°C into a cup containing 140 g of water with an initial temperature of 11°C. What is the final equilibrium temperature of this system in degrees Celsius? The specific heats of steel and water are 450 J kg−1 K−1 and 4186 J kg−1 K−1,respectively.The final equilibrium temperature of this system is _______degreesC.
Explain the liquid-vapor equilibrium of pure substances: properties of the two-phase mixture.
Steam at a pressure of 3.5MPa is known to have a specific volume of 50x10-3 m3/kg. What is its specific enthalpy? A rigid vessel contains 2kg of steam at 6.35MPa and 375°C. Determine its enthalpy in kJ using steam tables only. A tank contains exactly one kilogram of water consisting of liquid and vapor in equilibrium at 1MPa. If the liquid and vapor each occupy one half the volume of the tank, what is the enthalpy of the contents of the tank? Steam at a temperature of 210°C has a specific entropy of 7.1167kJ/kg∙K. Determine the pressure, internal energy, enthalpy and volume. Saturated steam vapor at 250°C moves along its isotherm until the pressure becomes 1MPa. Locate the end state points on the Mollier chart and for each kilogram of steam processed determine (a) the initial pressure, (b) the change of enthalpy, (c) the change of entropy. Steam undergoes an isentalpic (h=C) process from 1.5MPa, 350°C to 10MPa. Find the final temperature using the Mollier chart.…
A sealed container of volume 7 m3 has two compartments with a barrier in between them. In one compartment, there is O2 at an initial pressure of 3 atm, initial temperature of 540 K, and volume 3 m3. In the other compartment, there is CO2 at an initial pressure of 5 atm, initial temperature of 430 K, and volume 4 m3. The barrier in the middle is punctured and the two gases mix together. What is the final pressure and temperature of the two gases? Options: A) 4.08 atm, 452.42 K B) 3.87 atm, 429.13 K C) 4.08 atm, 476.35 K D) 3.87 atm, 452.42 K E) 4.37 atm, 484.58 K
Instructions: Show your entire solution. Indicate which table from the steam tables you utilized in your solution. 5. A 4.12-kg steam-water mixture at 1.0 MP is contained in an inflexible tank. Heat is added until the pressure rises to 3.5 MPa and the temperature to 400°C. Determine the heat added in kJ.
A 5kg Cu block at 200 C is submerged in 100 lb water at 10 C in an insulated vessel Determine the final equilibrium temperature.
Consider an unknown substance where the solid and liquid phases are at equilibriumwhen T = −50◦C, P = 20 atm and when T = −15◦C, P = 10 atm. (a) Calculate the slope of thesolid-liquid coexistence curve. (b) Determine whether or not the unknown substance expands orcontracts upon freezing. Give explicit equations to support your answer.
A closed vessel contains 0.1 m3 of saturated liquid and 0.9 m3 of saturated vapor R-134a in equilibrium at 30◦C. Determine the percent vapor on a mass basis (x) .

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