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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
FACULTY OF MECHANICAL ENGINEERINGUNIVERSITI TEKNOLOGI MALAYSIASKUDAI, JOHOR, MALAYSIA THERMODYNAMICS
CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER 22222222
MAZLAN
PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
• Pure Substance - one that is homogeneous and with the same chemical composition.
• Water and steam
• Not liquid and gaseous air
• Simple Compressible Substance – a substance whose changes in properties is dominated by the
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whose changes in properties is dominated by the effect of a volume change as opposed to surface, magnetic, electrical changes.
2
PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
Liquid WaterLiquid WaterLiquid WaterLiquid WaterLiquid WaterLiquid WaterLiquid WaterLiquid Water
Liquid WaterLiquid WaterLiquid WaterLiquid Water
Water VaporWater VaporWater VaporWater Vapor
Water VaporWater VaporWater VaporWater Vapor
FACULTY OF MECHANICAL ENGINEERINGUNIVERSITI TEKNOLOGI MALAYSIASKUDAI, JOHOR, MALAYSIA THERMODYNAMICS
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MAZLANHEATHEATHEAT
PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
• Saturation Temperature – temperature at which vaporization takes place at a given pressure.place at a given pressure.
• Saturation Pressure – pressure at which vaporization takes place at a given temperature.
• Pressure Vapor Curve – plot of saturation temperature and pressure
Pressure
Pressure
Pressure
Pressure
Pressure Vapor Curve
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Liquid WaterLiquid WaterLiquid WaterLiquid Water
Water VaporWater VaporWater VaporWater Vapor
Water VaporWater VaporWater VaporWater Vapor
Liquid WaterLiquid WaterLiquid WaterLiquid Water
TemperatureTemperatureTemperatureTemperature
Pressure
Pressure
Pressure
Pressure
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
Saturated Liquid – a substance that exists as a liquid at the saturation temperature
Pressure
Pressure
Pressure
Pressure
Pressure Vapor Curveliquid at the saturation temperature and pressure.
Subcooled Liquid or Compressed Liquid - a substance that exists as a liquid below the saturation temperature or pressure.
Saturated Vapor - a substance that exists as a vapor at the saturation temperature and pressure.
TemperatureTemperatureTemperatureTemperature
Pressure
Pressure
Pressure
Pressure
FACULTY OF MECHANICAL ENGINEERINGUNIVERSITI TEKNOLOGI MALAYSIASKUDAI, JOHOR, MALAYSIA THERMODYNAMICS
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pressure.Superheated Vapor - a substance that exists
as a vapor above the saturation temperature or pressure (all gases are superheated vapors). Liquid
Water
Water Vapor Water
VaporLiquid Water
PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
Quality
Water Vapor
Water Vapor
Pressure
Pressure
Pressure
Pressure
Pressure Vapor Curve
Quality
x = (mass of vapor)/(total mass)
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Liquid Water
Water Vapor
Liquid Water
TemperatureTemperatureTemperatureTemperature
Pressure
Pressure
Pressure
Pressure
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
• Start at a PStart at a PStart at a PStart at a P----T stateT stateT stateT state
• Increase Temperature at constant Increase Temperature at constant Increase Temperature at constant Increase Temperature at constant
pressurepressurepressurepressure
Temperature
Temperature
Temperature
Temperature
pressurepressurepressurepressure
Saturated liquidSaturated liquidSaturated liquidSaturated liquid
Liquid WaterLiquid WaterLiquid WaterLiquid WaterLiquid WaterLiquid WaterLiquid WaterLiquid Water
Liquid WaterLiquid WaterLiquid WaterLiquid Water
Water VaporWater VaporWater VaporWater Vapor
Water VaporWater VaporWater VaporWater Vapor
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VolumeVolumeVolumeVolume
Saturated vaporSaturated vaporSaturated vaporSaturated vapor
HEATHEATHEAT
PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
FACULTY OF MECHANICAL ENGINEERINGUNIVERSITI TEKNOLOGI MALAYSIASKUDAI, JOHOR, MALAYSIA THERMODYNAMICS
CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER 22222222
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
Temperature
Temperature
Temperature
Temperature
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VolumeVolumeVolumeVolume
Temperature
Temperature
Temperature
Temperature
Saturated liquidSaturated liquidSaturated liquidSaturated liquidSaturated vaporSaturated vaporSaturated vaporSaturated vapor
x=0 x=1
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
vapliq VVV ++++==== gvapfliqvapliq vmvmVVV ++++====++++==== vapliq VVV ++++====
mV
v ====
gf xvx)v(v ++++−−−−==== 1
fgfg vvv −−−−====xvvv ++++====
gvapfliqvapliq vmvmVVV ++++====++++====
gvap
fliq v
m
mv
m
m
mV
v ++++========
FACULTY OF MECHANICAL ENGINEERINGUNIVERSITI TEKNOLOGI MALAYSIASKUDAI, JOHOR, MALAYSIA THERMODYNAMICS
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fgf xvvv ++++====
fg
f
v
vvx
also−−−−
====
PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
• Start at a PStart at a PStart at a PStart at a P----T state (solid)T state (solid)T state (solid)T state (solid)
• Increase Temperature at constant Increase Temperature at constant Increase Temperature at constant Increase Temperature at constant
pressurepressurepressurepressure
IceIceIceIce
Temperature
Temperature
Temperature
Temperature
pressurepressurepressurepressure
Saturated liquidSaturated liquidSaturated liquidSaturated liquid
Saturated vaporSaturated vaporSaturated vaporSaturated vapor
WaterWaterWaterWaterWater Water Water Water
VaporVaporVaporVapor
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IceIceIceIce
VolumeVolumeVolumeVolume
WaterWaterWaterWaterVaporVaporVaporVapor
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
TT TT
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VVVV
PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
Allotropic Transformations
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
The state of a simple compressible pure substance can be defined by two independent properties, i.e. temperature and pressure, temperature and specific volume, etc.
Properties: T,p,v,u,h,s
To determine state: 2 Properties needed
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
FACULTY OF MECHANICAL ENGINEERINGUNIVERSITI TEKNOLOGI MALAYSIASKUDAI, JOHOR, MALAYSIA THERMODYNAMICS
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
Find the specific volume of saturated steam with a quality of 50% at 100 C ?
(((( ))))1 xvvxv ++++−−−−==== xvvv ++++====
FACULTY OF MECHANICAL ENGINEERINGUNIVERSITI TEKNOLOGI MALAYSIASKUDAI, JOHOR, MALAYSIA THERMODYNAMICS
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(((( ))))(((( ))))(((( )))) (((( ))))(((( ))))(((( )))) (((( ))))83697
83645000522672901500104451
1
.v..v
....v
xvvxv gf
====++++====
++++−−−−====++++−−−−====
(((( )))) (((( ))))(((( ))))(((( )))) (((( ))))83697
8359250010446718515001044
.v..v
...v
xvvv fgf
====++++====++++====
++++====or
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
Water at 27°C can exist in different phases dependent upon the pressure. Give the approximate pressure range in kPa for water being in each one of the three phases vapor, liquid or solid.
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
Solution: Solution: The phases can be seen in Fig. 3.7, a sketch of which is shown to the right.
T = 27°C = 300 K From Fig. 3.7: PVL ~ 4 × 10-3 MPa = 4 kPa, PLS = 103 MPa
0 < P < 4 kPa VAPOR 0.004 MPa < P < 1000 MPa LIQUID P > 1000 MPa SOLID(ICE)
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P > 1000 MPa SOLID(ICE)
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
You want a pot of water to boil at 105 oC. How heavy a lid should you put on the 15 cm diameter pot when Patm = 101 kPa?
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
Two tanks are connected as shown in Fig. P3.49, both containing water. Tank A is at 200 kPa, v = 0.5 m3/kg, VA = 1 m3 and tank B contains 3.5 kg at 0.5 MPa, 400°C. The valve is now opened and the two come to a uniform state. Find the final specific volume. state. Find the final specific volume.
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
A steel tank contains 6 kg of propane (liquid + vapor) at 20°C with a volume of 0.015 m3. The tank is now slowly heated. Will the liquid level inside eventually rise to the top or drop to the bottom of the tank? What if the initial mass is 1 kg instead of 6 kg? if the initial mass is 1 kg instead of 6 kg?
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
A pressure cooker has the lid screwed on tight. A small opening with A = 5 mm2 is covered with a petcock that can be lifted to let steam escape. How much mass should the petcock have to allow boiling at 120 oC with an outside atmosphere at 101.3 kPa? outside atmosphere at 101.3 kPa?
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
Substance that Expands on FreezingSubstance that Expands on Freezing
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CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER 22222222
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
Substance that Expands on Freezing
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
Substance that Contracts on FreezingSubstance that Contracts on Freezing
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CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER 22222222
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
Substance that Contracts on Freezing
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
Ideal Gas– gas molecules act as if they are independent of their where
T RnPV ====
are independent of their intermolecular forces.
TRMm
TRnPV
lb mol Rft lbf
R
kmol KkJ
.kmol KkN m
.R
kg/kmolkg
Mm
n
where
========
====
========
========
1545
3145831458
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MAZLANM
RR
RTPv
PvMMmV
PmM
PV
TRM
TRnPV
====
====
====
====
========
PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
gas ideal an for 1====
========
Z
ZRT Pv or RTPv
Z
gas ideal an for 1====Z
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
essurePrCritical PPP
P cc
r ========
emperatureCritical T TTT
T cc
r ========
Reduced Pressure
Reduced Temperature
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
essurePrCritical PPP
P cc
r ========
emperatureCritical T TTT
T cc
r ========
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
A spherical helium balloon of 10 m in diameter is at ambient T and P, 15oC and 100 kPa. How much helium does it contain? It can lift a total mass that equals the mass of displaced atmospheric air. How much mass mass that equals the mass of displaced atmospheric air. How much mass of the balloon fabric and cage can then be lifted?
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
A 1 m3 rigid tank has propane at 100 kPa, 300 K and connected by a valve to another tank of 0.5 m3 with propane at 250 kPa, 400 K. The valve is opened and the two tanks come to a uniform state at 325 K. What is the final pressure? final pressure?
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
Air in an automobile tire is initially at -10°C and 190 kPa. After the automobile is driven awhile, the temperature gets up to 10°C. Find the new pressure. You must make one assumption on your own.
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
Carbon dioxide at 330 K is pumped at a very high pressure, 10 MPa, into an oil-well. As it penetrates the rock/oil the oil viscosity is lowered so it flows out easily. For this process we need to know the density of the carbon dioxide being pumped. carbon dioxide being pumped.
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
Find the phase, quality x if applicable and the missing property P or T. a. H2O T = 120°C v = 0.5 m3/kg b. H2O P = 100 kPa v = 1.8 m3/kg c. H O T = 263 K v = 0.2 m3/kgc. H2O T = 263 K v = 0.2 m3/kg
FACULTY OF MECHANICAL ENGINEERINGUNIVERSITI TEKNOLOGI MALAYSIASKUDAI, JOHOR, MALAYSIA THERMODYNAMICS
CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER 22222222
MAZLAN
PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
A piston/cylinder arrangement is loaded with a linear spring and the outside atmosphere. It contains water at 5 MPa, 400°C with the volume being 0.1 m3. If the piston is at the bottom, the spring exerts a force such that P = 200 kPa. The system now cools until the pressure reaches that Plift = 200 kPa. The system now cools until the pressure reaches 1200 kPa. Find the mass of water, the final state (T2, v2) and plot theP–v diagram for the process.
FACULTY OF MECHANICAL ENGINEERINGUNIVERSITI TEKNOLOGI MALAYSIASKUDAI, JOHOR, MALAYSIA THERMODYNAMICS
CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER 22222222
MAZLAN
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PROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCEPROPERTIES OF PURE SUBSTANCE
A cylinder has a thick piston initially held by a pin as shown in the figure. The cylinder contains carbon dioxide at200 kPa and ambient temperature of 290 K. The metal piston has a density of8000 kg/m3 and the atmospheric pressure is101 kPa. The pin is now removed, allowing the atmospheric pressure is101 kPa. The pin is now removed, allowing the piston to move and after a while the gas returns to ambient temperature. Is the piston against the stops?
FACULTY OF MECHANICAL ENGINEERINGUNIVERSITI TEKNOLOGI MALAYSIASKUDAI, JOHOR, MALAYSIA THERMODYNAMICS
CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER CHAPTER 22222222
MAZLAN