Nitrogen initially at 70°F, 12 psi and a volume of 3 ft3 mixes adiabatically with Oxygen...
Nitrogen initially at 70°F, 12 psi and a volume of 3 ft3 mixes adiabatically with Oxygen initially at 70°F, 4 psi and a volume of 9 ft3 . If the total volume remains constant, determine: a. (13) The mole AND mass fractions of the mixture, in % b. (4) The final mixture pressure, in psi c. (8) The entropy change of each gas, in Btu/lbmol °R
Homework Answers
Add Answer to:
Nitrogen initially at 70°F, 12 psi and a volume of 3 ft3 mixes
adiabatically with Oxygen...
Oxygen and Nitrogen are mixed adiabatically at 80°C. Oxygen has an initial volume of 20 meters...
Oxygen and Nitrogen are mixed adiabatically at 80°C. Oxygen has an initial volume of 20 meters cubed and a pressure of 100 bar. Nitrogen has a volume of 90 meters cubed and an initial pressure of 50 bar. If the system has no change in volume, calculate: Final pressure Mass AND mole fractions in % Entropy change of EACH gas
2) A mixture of 4 lbm of CO2 and 3 lbm of N2 is stored in a tank with a volume of 5 ft3. The temp...
2) A mixture of 4 lbm of CO2 and 3 lbm of N2 is stored in a tank with a volume of 5 ft3. The temperature of the mixture is maintained at 80°F. Evaluate: (a) the total pressure of the mixture, (b) the mole fraction of both the gases, (c) the molecular weight of the mixture, and (d) the apparent specific gas constant of the mixture. (30 pts.) A mixture of 4 lbm of CO2 and 3 lbm of N2...
a) The composition of a mixture of nitrogen and carbon dioxide gases is 30%-N, and 70%-...
a) The composition of a mixture of nitrogen and carbon dioxide gases is 30%-N, and 70%- Co, by mole fraction. What is the mass fraction of the nitrogen constituent? [2 marks) b) Nitrogen (N.) at 150 kPa, 40°C occupies a closed, rigid container having a volume of 1m 2 kg of oxygen (0.) is added to the container, what is the motor analysis of the resulting mixture? If the temperature remains constant, what is the pressure of the mixture, In...
5. Hydrogen undergoes a polytropic process with n=0.7 from an initial specific volume of 22 ft3/lb...
5. Hydrogen undergoes a polytropic process with n=0.7 from an initial specific volume of 22 ft3/lb and initial temperature of 200° F to a final specific volume of 16 ft3/lb. The entropy decrease during the process is 7.5 Btu/°R. Model the hydrogen as an ideal gas with constant specific heats. Evaluate the specific heat at 200° F. Determine the mass of the hydrogen.
4. Nitrogen (M-28.01 lb/ibmol) fills a closed rigid tank fitted with paddle wheel, initially at 8...
4. Nitrogen (M-28.01 lb/ibmol) fills a closed rigid tank fitted with paddle wheel, initially at 80°F, 20 psia, and a volume of 2 ft3. The gas is stirred by the paddle wheel to a final temperature of 300°F During the process heat transfer from the gas to its surroundings occurs in an amount of 1.6 Btu. Assuming ideal gas behavior, determine the mass of gas and the work done. Kinetic and potential energy effects can be ignored. R 1545.bmol R(20...
Nitrogen in a rigid, insulated tank with a volume of 15m^3 is initially at a pressure...
Nitrogen in a rigid, insulated tank with a volume of 15m^3 is initially at a pressure of 70kPa and a temperature of 0°C. An electric component inside the tank draws 1 A at 120V. The component is energized for 25 minutes and then shut off, and the nitrogen reaches equilibrium. Determine the final temperature and the final pressure of nitrogen, the entropy change of the nitrogen the entropy change of the surrounding T= 25°C and the total entropy change.
5. a) The composition of a mixture of nitrogen and carbon dioxide gases is 30%-N, and...
5. a) The composition of a mixture of nitrogen and carbon dioxide gases is 30%-N, and 70%- CO2 by mole fraction. What is the mass fraction of the nitrogen constituent?b) Nitrogen (N2) at 150 kPa, 40°C occupies a closed, rigid container having a volume of 1 m3. If 2 kg of oxygen (O2) is added to the container, what is the molar analysis of the resulting mixture? If the temperature remains constant, what is the pressure of the mixture, in...
A gas cylinder containing carbon dioxide, CO2, 85% by volume, and nitrogen, N2, 15% by volume...
A gas cylinder containing carbon dioxide, CO2, 85% by volume, and nitrogen, N2, 15% by volume has a volume of 2.2 m and is kept at a temperature of 20°C. You may assume the gas mixture is ideal. 0 Calculate the pressure in kPa in the cylinder when it contains 50 kg of gas. [2 marks] After a certain amount of gas has been used, the pressure decreases by 150 kPa. Calculate the mass of gas used. [2 marks] (b)...
You have 2ft^3 of oxygen that is initially at 75°F, 200 psia, Then 400 Btu of...
You have 2ft^3 of oxygen that is initially at 75°F, 200 psia, Then 400 Btu of heat is transferred into the oxygen. Assuming that oxygen can be treated as ideal under these circumstances, find: The final volume using ideal gas tables if the process is isobaric.
In the diagram below, nitrogen molecules are represented by unshaded spheres, oxygen molecules by gray spheres,...
In the diagram below, nitrogen molecules are represented by unshaded spheres, oxygen molecules by gray spheres, and chlorine molecules by black spheres. If the total pressure in the container is 900. mm Hg, what is the partial pressure of chlorine? 2. What is the partial pressure of helium in a gas mixture of He, Xe and Ar if total pressure is 5.35 atm, temperature is 55 °C, mole fraction of xenon is 0.298, and mole fraction of argon is 0.433?...
2) A mixture of 4 lbm of CO2 and 3 lbm of N2 is stored in a tank with a volume of 5 ft3. The temperature of the mixture is maintained at 80°F. Evaluate: (a) the total pressure of the mixture, (b) the mole fraction of both the gases, (c) the molecular weight of the mixture, and (d) the apparent specific gas constant of the mixture. (30 pts.) A mixture of 4 lbm of CO2 and 3 lbm of N2...
a) The composition of a mixture of nitrogen and carbon dioxide gases is 30%-N, and 70%- Co, by mole fraction. What is the mass fraction of the nitrogen constituent? [2 marks) b) Nitrogen (N.) at 150 kPa, 40°C occupies a closed, rigid container having a volume of 1m 2 kg of oxygen (0.) is added to the container, what is the motor analysis of the resulting mixture? If the temperature remains constant, what is the pressure of the mixture, In...
4. Nitrogen (M-28.01 lb/ibmol) fills a closed rigid tank fitted with paddle wheel, initially at 80°F, 20 psia, and a volume of 2 ft3. The gas is stirred by the paddle wheel to a final temperature of 300°F During the process heat transfer from the gas to its surroundings occurs in an amount of 1.6 Btu. Assuming ideal gas behavior, determine the mass of gas and the work done. Kinetic and potential energy effects can be ignored. R 1545.bmol R(20...
A gas cylinder containing carbon dioxide, CO2, 85% by volume, and nitrogen, N2, 15% by volume has a volume of 2.2 m and is kept at a temperature of 20°C. You may assume the gas mixture is ideal. 0 Calculate the pressure in kPa in the cylinder when it contains 50 kg of gas. [2 marks] After a certain amount of gas has been used, the pressure decreases by 150 kPa. Calculate the mass of gas used. [2 marks] (b)...
In the diagram below, nitrogen molecules are represented by unshaded spheres, oxygen molecules by gray spheres, and chlorine molecules by black spheres. If the total pressure in the container is 900. mm Hg, what is the partial pressure of chlorine? 2. What is the partial pressure of helium in a gas mixture of He, Xe and Ar if total pressure is 5.35 atm, temperature is 55 °C, mole fraction of xenon is 0.298, and mole fraction of argon is 0.433?...
Most questions answered within 3 hours.
-
If you were an international firm, why would you support the
concept of global free trade?...
asked 3 minutes ago -
Cisco packet tracer
Q1) Do you get any changes of IP address when packet is
traversing...
asked 46 minutes ago -
What is the pressure inside a 33.0 L container holding 106.4 kg
of argon gas at...
asked 1 hour ago -
Question no 2
A housekeeping support department budgets its costs at
SR 40,000 per month plus...
asked 1 hour ago -
A 1400Kg sports car accelerates from rest to 90km/h in 7.0s.
What is the average power...
asked 2 hours ago -
For the following reaction, 0.128 moles of
potassium hydrogen sulfateare mixed with
0.504 moles of potassium...
asked 5 hours ago -
1. What is the present value of $400, three years in the future
if the interest...
asked 6 hours ago -
The labor force minus the number of employed equals the number
of unemployed.
a. True
b....
asked 8 hours ago -
Determine the mass in units of grams [g] of 0.49 moles [mol]
of a new fictitious...
asked 8 hours ago -
A horizontal mass of M=5kg is on a spring and stretched to
x=0.5m when released from...
asked 10 hours ago -
26 of 50
"I have worked at the Arizona Humane Society for ten years, and
have...
asked 10 hours ago -
Compare and contrast zero based budgeting and incremental (or
base year) budgeting.
asked 10 hours ago