Question

5. A 0.5 m³ vessel contains 10 kg of refrigerant-134a at (-20) °C. Determine the following: 1.) the pressure in the vessel 2.) the total internal energy of the refrigerant in the vessel. v=0.5m³ x=10kg (-20)

          5. A 0.5 m³ vessel contains 10 kg of refrigerant-134a at (-20) °C. Determine the following:
1.) the pressure in the vessel 2.) the total internal energy of the refrigerant in the vessel.
v=0.5m³
x=10kg
(-20)

Added by Emily W.

Thermodynamics: An Engineering Approach

Yunus A. Çengel, Michael A. Boles 8th Edition

Chapter 3

Instant Answer

Solved by Expert Supreeta N

04/27/2023

Step 1

The specific volume is given by the total volume divided by the mass: \[ v = \frac{V}{m} = \frac{0.5 \, \text{m}^3}{10 \, \text{kg}} = 0.05 \, \text{m}^3/\text{kg} \] Step 2: Refer to the refrigerant-134a tables (saturated refrigerant tables) at the given Show more…

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