Thermodynamics: An Engineering Approach9th EditionYunus A. Cengel Dr., Michael A. Boles Publisher: McGraw-Hill EducationISBN: 9781259822674
Thermodynamics: An Engineering Approach
Solutions for Thermodynamics: An Engineering Approach
Problem 1P:
The value of the gravitational acceleration g decreases with elevation from 9.807 m/s2 at sea level...Problem 2P:
One of the most amusing things a person can experience is when a car in neutral appears to go uphill...Problem 3P:
An office worker claims that a cup of cold coffee on his table warmed up to 80C by picking up energy...Problem 4P:
What is the difference between the classical and the statistical approaches to thermodynamics?Problem 7P:
What is the net force acting on a car cruising at a constant velocity of 70 km/h (a) on a level road...Problem 8P:
What is the weight, in N, of an object with a mass of 200 kg at a location where g = 9.6 m/s2?Problem 9P:
If the mass of an object is 10 lbm, what is its weight, in lbf, at a location where g = 32.0 ft/s2?Problem 10P:
The acceleration of high-speed aircraft is sometimes expressed in gs (in multiples of the standard...Problem 11P:
The value of the gravitational acceleration g decreases with elevation from 9.807 m/s2 at sea level...Problem 12P:
A 3-kg plastic tank that has a volume of 0.2 m3 is filled with liquid water. Assuming the density of...Problem 13P:
A 2-kg rock is thrown upward with a force of 200 N at a location where the local gravitational...Problem 14P:
Solve Prob. 113 using appropriate software. Print out the entire solution, including the numerical...Problem 15P:
A 4-kW resistance heater in a water heater runs for 3 hours to raise the water temperature to the...Problem 16P:
A 150-lbm astronaut took his bathroom scale (a spring scale) and a beam scale (compares masses) to...Problem 17P:
The gas tank of a car is filled with a nozzle that discharges gasoline at a constant flow rate....Problem 18P:
How would you define a system to determine the rate at which an automobile adds carbon dioxide to...Problem 19P:
A large fraction of the thermal energy generated in the engine of a car is rejected to the air by...Problem 20P:
A can of soft drink at room temperature is put into the refrigerator so that it will cool. Would you...Problem 21P:
How would you define a system to determine the temperature rise created in a lake when a portion of...Problem 22P:
How would you describe the state of the air in the atmosphere? What kind of process does this air...Problem 24P:
The specific weight of a system is defined as the weight per unit volume (note that this definition...Problem 25P:
Is the number of moles of a substance contained in a system an extensive or intensive property?Problem 26P:
Is the state of the air in an isolated room completely specified by the temperature and the...Problem 31P:
What are the ordinary and absolute temperature scales in the SI and the English system?Problem 32P:
Consider an alcohol and a mercury thermometer that read exactly 0C at the ice point and 100C at the...Problem 33P:
Consider two dosed systems A and B. System A contains 3000 kJ of thermal energy at 20C, whereas...Problem 36P:
The temperature of a system rises by 130C during a heating process. Express this rise in temperature...Problem 37P:
The temperature of a system drops by 45F during a cooling process. Express this drop in temperature...Problem 38P:
The temperature of the lubricating oil in an automobile engine is measured as 150F. What is the...Problem 41P:
Explain why some people experience nose bleeding and some others experience shortness of breath at...Problem 42P:
A health magazine reported that physicians measured 100 adults blood pressure using two different...Problem 43P:
Someone claims that the absolute pressure in a liquid of constant density doubles when the depth is...Problem 44P:
Consider two identical fans, one at sea level and the other on top of a high mountain, running at...Problem 45P:
The absolute pressure in a compressed air tank is 200 kPa. What is this pressure in psia?Problem 46P:
A manometer measures a pressure difference as 40 inches of water What is this pressure difference in...Problem 47P:
A vacuum gage connected to a chambee reads 35 kPa at a location where the atmospheric pressure is 92...Problem 48P:
The maximum safe air pressure of a tire is typically written on the tire itself. The label on a tire...Problem 49P:
A pressure gage connected to a tank reads 50 psi at a location where the barometric reading is 29 1...Problem 50P:
A pressure gage connected to a tank reads 500 kPa at a location where the atmospheric pressure is 94...Problem 51P:
A 200-pound man has a total foot imprint area of 72 in2. Determine the pressure this man exerts on...Problem 52P:
The gage pressure in a liquid at a depth of 3 m is read to be 42 kPa. Determine the gage pressure m...Problem 53P:
The absolute pressure in water at a depth of 9 m is read to be 185 kPa. Determine (a) the local...Problem 54P:
Consider a 1.75-m-tall man standing vertically in water and completely submerged in a pool....Problem 55P:
The barometer of a mountain hiker reads 750 mbars at the beginning of a hiking trip and 650 mbars at...Problem 56P:
The basic barometer can be used to measure the height of a building. If the barometric readings at...Problem 58P:
A gas is contained in a vertical, frictionless pistoncylinder device. The piston has a mass of 3.2...Problem 59P:
Reconsider Prob. 158. Using appropriate software, investigate the effect of the spring force in the...Problem 60P:
The piston of a vertical piston-cylinder device containing a gas has a mass of 60 kg and a...Problem 61P:
Both a gage and a manometer are attached to a gas tank to measure its pressure. If the reading on...Problem 62P:
Reconsider Prob. 161. Using appropriate software, investigate the effect of the manometer fluid...Problem 63P:
A manometer containing oil ( = 850 kg/m3) is attached to a tank filled with air. If the oil-level...Problem 64P:
A manometer is used to measure the air pressure in a tank. The fluid used has a specific gravity of...Problem 65P:
A mercury manometer ( = 13.600 kg/m3) is connected to an air duct to measure the pressure inside....Problem 67P:
The pressure in a natural gas pipeline is measured by the manometer shown in Fig. P167E with one of...Problem 69P:
Blood pressure is usually measure by wrapping a closed air-filled jacket equipped with a pressure...Problem 70P:
The maximum blood pressure in the upper arm of a healthy parson is about 120 mmHg. If a vertical...Problem 71P:
Consider a U-tube whose arms are open to the atmosphere. Now water is poured into the U-tube from...Problem 72P:
Consider a double-fluid manometer attached to an air pipe shown in Fig. P172. If the specific...Problem 73P:
Calculate the absolute pressure. P1, of the manometer shown In Fig. 173 in kPa. The local...Problem 74P:
Consider the manometer in Fig. 173. If the specific weight of fluid A is 100 kN/m5, what is the...Problem 75P:
Consider the manometer in Fig. 173. If the specific weight of fluid B is 20 kN/m3, what is the...Problem 76P:
The hydraulic lift in a car repair shop has an output diameter of 30 cm and is to lift cars up to...Problem 77P:
Consider the system shown in Fig. 177. If a change of 0.7 kPa in the pressure of air causes the...Problem 78P:
The gage pressure of the air in the tank shown in Fig. 178 is measured to be 80 kPa. Determine the...Problem 79P:
Repeat Prob. 178 for a gage pressure of 40 kPa.Problem 80P:
What is the value of the engineering software packages in (a) engineering education and (b)...Problem 81P:
Determine a positive real root of this equation using appropriate software: 2x210x0.53x=3Problem 82P:
Solve this system of two equations with two unknowns using appropriate software: x3y2=5.93xy+y=3.5Problem 83P:
Solve this system of three equations with three unknowns using appropriate software:...Problem 84P:
Solve this system of three equations with three unknowns using appropriate software:...Problem 85RP:
The reactive force developed by a jet engine to push an airplane forward is called thrust, and the...Problem 86RP:
The reactive force developed by a jet engine to push an airplane forward is called thrust, and the...Problem 87RP:
A man goes to a traditional market to buy a steak for dinner. He finds a 12-oz steak (1 lbm = 16 oz)...Problem 89RP:
The pressure in a steam boiler is given to be 92 kgf/cm2. Express this pressure in psi, kPa, atm,...Problem 90RP:
A hydraulic lift is to be used to lift a 1900-kg weight by putting a weight of 25 kg on a piston...Problem 91RP:
The average atmosphere pressure on earth is approximated as a function of attitude by the relation...Problem 92RP:
Hyperthermia of 5C (i.e., 5C rise above the normal body temperature) is considered fatal. Express...Problem 93RP:
The boiling temperature of water decreases by about 3C for each 1000-m rise in altitude. What is the...Problem 94RP:
A house is losing heat at a rate of 1800 kJ/h per C temperature difference between the indoor and...Problem 95RP:
The average body temperature of a person rises by about 2C during strenuous exercise. What is the...Problem 96RP:
The average temperature of the atmosphere in the world is approximated as a function of altitude by...Problem 97RP:
A vertical, frictionless pistoncylinder device contains a gas at 180 kPa absolute pressure. The...Problem 98RP:
A vertical pistoncylinder device contains a gas at a pressure of 100 kPa. The piston has a mass of...Problem 99RP:
The force generated by a spring is given by F = kx, where k is the spring constant and x is the...Problem 100RP:
An air-conditioning system requires a 35-m-long section of 15-cm-diameier ductwork to be laid...Problem 101RP:
Balloons are often filled with helium gas because it weighs only about one-seventh of what air...Problem 102RP:
Reconsider Prob. 1101. Using appropriate software, investigate the effect of the number of people...Problem 103RP:
Determine the maximum amount of load, in kg, the balloon described in Prob. 1101 can carry Answer:...Problem 104RP:
The lower half of a 6-m-high cylindrical container is filled with water ( = 1000 kg/m3) and the...Problem 105RP:
A pressure cooker cooks a lot faster than an ordinary pan by maintaining a higher pressure and...Problem 106RP:
The pilot of an airplane reads the altitude 6400 m and the absolute pressure 45 kPa when flying over...Problem 107RP:
A glass tube is attached to a water pipe, as shown in Fig. 1107. If the water pressure at the bottom...Problem 108RP:
Consider a U-tube whose arms are open to the atmosphere. Now equal volumes of water and light oil (...Problem 109RP:
A water pipe is connected to a double-U manometer as shown m Fig. 1109E at a location where the...Problem 110RP:
A gasoline line is connected to a pressure gage through a double-U manometer, as shown in Fig. 1110....Problem 111RP:
Repeat Prob. 1110 for a pressure gage reading of 180 kPa.Problem 112RP:
When measuring small pressure differences with a manometer, often one arm of the manometer is...Problem 113RP:
Pressure transducers are commonly used to measure pressure by generating analog signals usually in...Problem 114RP:
Consider the flow of air through a wind turbine whose blades sweep an area of diameter D (in m). The...Problem 115RP:
The drag force exerted on a car by air depends on a dimensionless drag coefficient, the density of...Problem 116RP:
It is well known that cold air feels much colder in windy weather than what the thermometer reading...Problem 117RP:
Reconsider Prob. 1116E. Using appropriate software, plot the equivalent wind chill temperatures in F...Problem 118FEP:
During a heating process, the temperature of an object rises by 10C. This temperature rise is...Problem 119FEP:
An apple loses 3.6 kJ of heat as it cools per C drop in its temperature. The amount of heat loss...Problem 120FEP:
At sea level, the weight of 1 kg mass in SI units is 9.81 N. The weight of 1 lbm mass in English...Problem 121FEP:
Consider a fish swimming 5 m below the free surface of water. The increase in the pressure exerted...Browse All Chapters of This Textbook
Chapter 1.11 - Problem-solving TechniqueChapter 2.8 - Energy And EnvironmentChapter 3.8 - Other Equations Of StateChapter 4.5 - Internal Energy, Enthalpy, And Specific Heats Of Solids And LiquidsChapter 5.5 - Energy Analysis Of Unsteady-flow ProcessesChapter 6.11 - The Carnot Refrigerator And Heat PumpChapter 7.13 - Entropy BalanceChapter 8.8 - Exergy Balance : Control VolumesChapter 9.12 - Second-law Analysis Of Gas Power CyclesChapter 10.9 - Combined Gas-vapor Power Cycles
Chapter 11.10 - Absorption Refrigeration SystemsChapter 12.6 - The Dh, D.u, And D.s Of Real GasesChapter 13.3 - Properties Of Gas Mixtures: Ideal And Real GasesChapter 14.7 - Air-conditioning ProcessesChapter 15.7 - Second-law Analysis Of Reacting SystemsChapter 16.6 - Phase EquilibriumChapter 17.7 - Steam Nozzles
Sample Solutions for this Textbook
We offer sample solutions for Thermodynamics: An Engineering Approach homework problems. See examples below:
Chapter 1.11, Problem 1PChapter 1.11, Problem 53PChapter 1.11, Problem 56PChapter 1.11, Problem 64PChapter 1.11, Problem 67PChapter 1.11, Problem 68PChapter 1.11, Problem 69PChapter 1.11, Problem 77PChapter 1.11, Problem 88RP
Chapter 1.11, Problem 94RPChapter 1.11, Problem 98RPChapter 1.11, Problem 101RPChapter 1.11, Problem 103RPChapter 2.8, Problem 1PChapter 2.8, Problem 32PChapter 2.8, Problem 34PChapter 2.8, Problem 47PChapter 2.8, Problem 49PChapter 2.8, Problem 50PChapter 2.8, Problem 56PChapter 2.8, Problem 69PChapter 2.8, Problem 73PCalculate the rate of heat transfer by convection. Q˙conv=hAΔT=h(πD2)(Ts−To) (I) Here, change in the...Chapter 2.8, Problem 101PChapter 2.8, Problem 119RPChapter 2.8, Problem 122RPConvert the absolute pressure of the air from mm Hg to kPa. P=(700 mm Hg)(0.1333 kPa1 mm Hg)=93.31...Chapter 3.8, Problem 1PChapter 3.8, Problem 30PChapter 3.8, Problem 42PChapter 3.8, Problem 63PChapter 3.8, Problem 84PChapter 3.8, Problem 86PChapter 3.8, Problem 89PDetermine the final temperature using the ideal gas equation. T2=(T1)×(v2v1) (I) Here, the initial...Chapter 3.8, Problem 95PChapter 3.8, Problem 96PChapter 3.8, Problem 97PChapter 3.8, Problem 109RPChapter 3.8, Problem 110RPRefer to Table A-1, obtain the gas constant, critical pressure, and critical temperature of steam....Chapter 4.5, Problem 1PChapter 4.5, Problem 20PChapter 4.5, Problem 29PChapter 4.5, Problem 40PChapter 4.5, Problem 41PChapter 4.5, Problem 44PChapter 4.5, Problem 54PChapter 4.5, Problem 55PChapter 4.5, Problem 62PChapter 4.5, Problem 81PChapter 4.5, Problem 120RPChapter 4.5, Problem 123RPChapter 4.5, Problem 134RPChapter 4.5, Problem 136RPWrite the expression for the energy balance equation. Ein−Eout=ΔEsystem (I) Here, the total energy...Chapter 4.5, Problem 142RPChapter 5.5, Problem 1PChapter 5.5, Problem 32PChapter 5.5, Problem 33PChapter 5.5, Problem 55PChapter 5.5, Problem 83PChapter 5.5, Problem 89PChapter 5.5, Problem 100PAt the final observation, the valve is closed and the tank composed with one-half water and vapor at...Write the equation of mass balance. min−me=Δmsystem (I) Here, the inlet mass is min, the exit mass...Chapter 5.5, Problem 128PChapter 5.5, Problem 173RPWrite the general mass balance equation. m˙in−m˙out=ddt(msystem)m˙in−m˙out=dmsystemdt (I) Here, the...Write the formula for mass of air (ma) at initial and final states. ma,1=(P1ν1RT1)a (I)...Chapter 5.5, Problem 178RPChapter 5.5, Problem 179RPChapter 5.5, Problem 183RPChapter 5.5, Problem 184RPChapter 5.5, Problem 185RPChapter 5.5, Problem 186RPChapter 5.5, Problem 188RPChapter 6.11, Problem 1PDetermine the construction costs of coal. Construction costcoal=[(the amount of elelctricity...Determine the construction costs of coal. Construction costcoal=[(the amount of elelctricity...Chapter 6.11, Problem 57PChapter 6.11, Problem 58PChapter 6.11, Problem 107PChapter 6.11, Problem 111PChapter 6.11, Problem 112PChapter 6.11, Problem 124PChapter 6.11, Problem 129RPChapter 6.11, Problem 130RPDetermine the COP of a reversible heat pump depends on the temperature limits in the cycle only....Determine the mass of the air in the truck. mair=ρair×νtruck=ρair×(l×b×h)truck (I) Here, the density...Determine the rate of water saved volume of the low-flow shower head a family of four will save per...Determine the density of air at the indoor conditions. ρo=PoRTo (I) Here, the house maintain a...Determine the density of air at the indoor conditions. ρo=PoRTo (I) Here, the house maintain a...Chapter 6.11, Problem 152RPChapter 7.13, Problem 1PChapter 7.13, Problem 43PWrite the expression for the energy balance equation. Ein−Eout=ΔEsystem (I) Here, the total energy...Write the expression for the energy balance equation for closed system. Ein−Eout=ΔEsystem (I) Here,...Chapter 7.13, Problem 110PChapter 7.13, Problem 112PWrite the expression for the energy balance equation for closed system. Ein−Eout=ΔEsystem (I) Here,...Chapter 7.13, Problem 140PWrite the expression for the energy balance equation for closed system. E˙in−E˙out=ΔE˙system (I)....Write the expression for the energy balance equation for closed system. E˙in−E˙out=ΔE˙system chicken...Chapter 7.13, Problem 154PWrite the expression to calculate the enthalpy change in process 1-2. ΔS1−2=−mRlnP2P1 (I) Here,...Chapter 7.13, Problem 174RPChapter 7.13, Problem 175RPChapter 7.13, Problem 180RPWrite the formula to calculate the specific entropy of steam from tables (s). s=sf+x(sfg) (I) Here,...Refer to Table A-2Ea, obtain the properties of air at room temperature. Gas constant, R=0.3704...Refer to Table A-2Ea, obtain the properties of air at room temperature. Gas constant, R=0.3704...Write the formula to calculate the specific volume of steam from tables (v). v=vf+x(vg−vf) (I) Here,...Write the expression for the energy balance equation for closed system. Ein−Eout=ΔEsystem (I) Here,...Write the expression for the energy balance equation for closed system without air in the room....Write the expression for the energy balance equation for closed system. Ein−Eout=ΔEsystem (I) Here,...Chapter 7.13, Problem 209RPWrite the expression for the energy balance equation for the closed system. ΔEin−ΔEout=ΔEsystem (I)...Chapter 8.8, Problem 1PChapter 8.8, Problem 29PChapter 8.8, Problem 33PChapter 8.8, Problem 48PExpress the final volume of the air. νa2=νa1−νw (I) Here, initial volume of air is νa1 and volume of...Draw the schematic diagram of the flow of refrigerant-134a through evaporator section as shown in...Chapter 8.8, Problem 73PWrite the expression for the initial mass (m1) of helium in the cylinder. m1=P1VRT1 (I) Here,...Write the expression to calculate the specific volume of saturated water (v). v=vf+x(vg−vf) (I)...Write the ideal gas equation to calculate the mass of the gas (m). m=P1V1RT1 (I) Here, initial...Write the ideal gas equation to calculate the mass of the gas (m). m=P1V1RT1 (I) Here, initial...Chapter 8.8, Problem 114RPChapter 8.8, Problem 115RPWrite the formula to calculate initial mass of air in the tank (mi). mi=PiVRTi (I) Here, initial...Chapter 9.12, Problem 1PChapter 9.12, Problem 126PDraw the T−s diagram for pure jet engine as shown in Figure (1). Consider that the aircraft is...Chapter 9.12, Problem 134PChapter 9.12, Problem 135PChapter 9.12, Problem 136PDraw the T−s diagram for turbojet engine as shown in Figure (1). Consider, the pressure is Pi , the...Draw the ideal dual cycle on P−v diagram. Consider, the pressure is Pi , the specific volume is vi,...Draw the T−s diagram of the regenerative Brayton cycle as shown in Figure (1). Write the expression...Chapter 9.12, Problem 148PDraw T−s diagram for regenerative Brayton cycle as shown in Figure (1). Write the expression of...Chapter 9.12, Problem 151PChapter 9.12, Problem 152PDraw the P−v diagram of four stroke as in Figure (I). Refer to Table A-2b, obtain the properties of...Draw P−v diagram for an Ideal diesel cycle as shown in Figure (1). Assuming constant specific heats...Draw the P−ν for an ideal Otto cycle as shown in Figure (1). Write the expression for compression...Determine the state 2 temperature in the polytropic compression process 1-2. T2=T1(v1v2)n−1 (I)...Chapter 9.12, Problem 173RPDraw the P−v and T−s diagram for the given cycle. Thus, the P−v and T−s diagrams for the given cycle...Chapter 10.9, Problem 1PChapter 10.9, Problem 52PChapter 10.9, Problem 53PChapter 10.9, Problem 62PChapter 10.9, Problem 69PChapter 10.9, Problem 82PChapter 10.9, Problem 85PChapter 10.9, Problem 86PChapter 10.9, Problem 98RPShow the T-s diagram as in Figure (1). Express Prandtl number at state 8s. Pr8s=P8sP7Pr7 (I) Here,...Chapter 10.9, Problem 110RPChapter 10.9, Problem 111RPChapter 11.10, Problem 1PChapter 11.10, Problem 21PChapter 11.10, Problem 22PShow the T-s diagram for ideal vapor-compression refrigeration cycle as in Figure (1). From Figure...Chapter 11.10, Problem 33PChapter 11.10, Problem 42PShow the T-s diagram for compression refrigeration cycle as in Figure (1). From Figure (1), write...Chapter 11.10, Problem 57PExpress the specific enthalpy at state 2 using Carnot efficiency. ηC=h2s−h1h2−h1 (I) Here, specific...Chapter 11.10, Problem 65PChapter 11.10, Problem 79PChapter 11.10, Problem 115RPShow the T-s diagram for refrigeration system as in Figure (1). From Figure (1), write the specific...Chapter 11.10, Problem 118RPChapter 12.6, Problem 1PChapter 12.6, Problem 42PChapter 12.6, Problem 72PChapter 12.6, Problem 73PWrite the general formula energy balance equation for closed system. E˙in−E˙out=ΔE˙system (I) Here,...Write formula for enthalpy departure factor (Zh). Zh=(hideal−h)T,PRTcr (I) Here, the enthalpy at...Write the energy rate balance equation for one inlet and one outlet system....Chapter 12.6, Problem 96RPRefer the table A-2 (c), “Ideal gas specific heats of various common gases”. The general empirical...Write formula for specific volume (v) in terms of compressibility factor (Z). v=ZRTP (I) Here, the...Chapter 12.6, Problem 101RPChapter 13.3, Problem 1PChapter 13.3, Problem 32PWrite the equation to calculate the mole number of oxygen and nitrogen gas using an ideal gas...Refer to Table A-1E, Obtain the molar masses of O2,N2, CO2, and CH4 as below: MO2=32.0...Chapter 13.3, Problem 56PRefer to Table A-1E, Obtain the molar masses of N2,O2, H2O, and CO2 as below: MN2=28.0...Chapter 13.3, Problem 72PWrite the entropy balance equation to obtain the expression of entropy generation in terms of H2 and...Chapter 13.3, Problem 93RPChapter 13.3, Problem 94RPWrite the expression to obtain the mole number of O2 (NO2). NO2=mO2MO2 (I) Here, molar mass of O2 is...Chapter 14.7, Problem 1PChapter 14.7, Problem 29PExpress initial partial pressure. Pν1=Pν2=ϕ1Pg1=ϕ1Psat@10°C (I) Here, partial pressure at state 2 is...Chapter 14.7, Problem 79PChapter 14.7, Problem 81PChapter 14.7, Problem 86PChapter 14.7, Problem 88PExpress the mass flow rate of dry air at state 1. m˙a1=V˙1v1 (I) Here, volume flow rate at state 1...As the process is a steady flow and thus the mass flow rate of dry air remains constant during the...As the process is a steady flow and thus the mass flow rate of dry air remains constant during the...Chapter 14.7, Problem 130RPChapter 14.7, Problem 132RPChapter 14.7, Problem 134RPAs the process is a steady flow and thus the mass flow rate of dry air remains constant during the...Chapter 15.7, Problem 1PExpress the total mass of the coal when the ash is substituted. mtotal=100−mash (I) Here, mass of...Express the total mass of the coal when the ash is substituted. mtotal=100−mash (I) Here, mass of...Express the number of moles of carbon. NC=mfCMC (I) Here, molar mass of carbon is MC and mole...Express the total mass of the coal when the ash is substituted. mtotal=100−mash (I) Here, mass of...Chapter 15.7, Problem 83PChapter 15.7, Problem 92PChapter 15.7, Problem 93PChapter 15.7, Problem 106RPChapter 15.7, Problem 112RPChapter 15.7, Problem 113RPChapter 15.7, Problem 114RPChapter 16.6, Problem 1PExpress the standard-state Gibbs function change....Express the standard-state Gibbs function change. ΔG*(T)=vH2Og¯*H2O(T)−vH2g¯*H2(T)−vO2g¯*O2(T) (I)...Express the standard-state Gibbs function change. ΔG*(T)=vCO2g¯*CO2(T)−vCOg¯*CO(T)−vO2g¯*O2(T) (I)...Express the standard-state Gibbs function change. ΔG*(T)=vCOg¯*CO(T)+vO2g¯*O2(T)−vCO2g¯*CO2(T) (I)...Chapter 16.6, Problem 32PWrite the expression for the volume of oxygen used per lbmol of carbon monoxide (vCO). vCO=RTP (I)...Write the stoichiometric equation for combustion of 1 kmol of liquid propane (C3H8)....Write the expression for the stoichiometric reaction for reaction 1. H2O⇌H2+12O2 … (I) Here, the...Chapter 16.6, Problem 93RPWrite the energy balance equation for the reported process. Ein−Eout=ΔEsystem (I) Here, input energy...Determine the stagnation temperature of ideal gas. T0=T+V22cp (I) Here, the static temperature of...Chapter 17.7, Problem 80PWrite the expression for the velocity of sound after the normal shock. c2=kRT2 (I) Here, velocity of...Chapter 17.7, Problem 100PDetermine the inlet density of air. ρ1=P1RT1 (I) Here, the inlet pressure of air is P1, the...Chapter 17.7, Problem 108PChapter 17.7, Problem 110PWrite the Equation 17-38 as in text book (the relation between the pressures after shock and before...Write the given equation of state. P=RTv−b−av2 (I) Here, the pressure is P, the gas constant is R,...Chapter 17.7, Problem 128RPChapter 17.7, Problem 130RPChapter 17.7, Problem 131RPChapter 17.7, Problem 136RPChapter 17.7, Problem 137RP
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