Change in internal energy and enthalpy of oxygen

Assignment Help Mechanical Engineering
Reference no: EM13708861

Oxygen at 450K is heated to 850K. Assume oxygen as an ideal gas. Determine the change in internal energy and enthalpy of oxygen per unit mass, using:

A) Data for line over u and line over h from the oxygen table (Method 1)

B) Average specific heat values (Method 2)

Reference no: EM13708861

Questions Cloud

Density and volume flow rate of nitrogen at the exit : Nitrogen flows steadily through a pipe with a constant cross-section area of 6cm^2. The nitrogen enters the pipe at 500 kPa and 50 degrees Celsius with a velocity of 15m/s. The nitrogen leaves the pipe at 200 kPa and 25 degrees Celsius. Assume that t..
Change in total internal energy and enthalpy of metal block : A 10 kg metal block initially at 200 degrees Celsius and 1 MPa is heated to 500 degrees Celsius and 100 MPa. The metal block has a density of 2000kg/m^3 and a specific heat of 2kJ/kg*K. Calculate the change in the total internal energy and enthalpy o..
Atmosphere is connected to a major artery : A vertical tube open to the atmosphere is connected to a major artery in the arm of a person. To what maximum height does the blood rise in the tube? Take SG blood = 1.04, and the systolic blood pressure of the individual to be 120 mm-Hg.
Find the net upward force on the inflated balloon : A rubber balloon has a mass of 1500 g when it is deflated, i.e., empty. When the balloon is filled up with Helium gas (He = 0.18 kg/m3 ), it takes the form of a sphere with a 4 m diameter. (V-sphere= (4/3)(pi)(r)^3) Find the net upward force on the i..
Change in internal energy and enthalpy of oxygen : Oxygen at 450K is heated to 850K. Assume oxygen as an ideal gas. Determine the change in internal energy and enthalpy of oxygen per unit mass, using: Data for line over u and line over h from the oxygen table
What is the work done on or by the steam : A piston-cylinder contains 0.1 kg of superheated steam at 180 ¯ C and 5.0 bars. The piston is frictionless and freely floating. Heat is added until the final volume is twice the initial volume.
Creating a grid and specifying the intial flow velocity : Need to get flow around cylinders in a channel by creating a grid and specifying the intial flow velocity.
Radius of moons orbit relative to the earth : What is the total change in velocity required to go from a 200 km altitude circular, Earth orbit to circular orbit with a radius of 384,000 km (the mean radius of moons orbit relative to the earth, but ignore the moons presence}?
What are the fin efficiency and effectiveness : Aluminium fins of triangular profile are attached to a plane wall whose surface temperature is 250 oC. The fin base thickness is 2 mm, and its length is 6 mm. The system is in ambient air at a temperature of 20 oC, and the surface convection coeffici..

Reviews

Write a Review

Mechanical Engineering Questions & Answers

  On one side the gate holds back a 05 m deep body of water

a gate is 0.5 m wide and 0.6 m tall and is hinged at the bottom. on one side the gate holds back a 0.5 m deep body of

  A 4-ft concrete post is reinforced with four steel bars

a 4-ft concrete post is reinforced with four steel bars each with a 34 in. diameter. knowing that e of steel 29x106 psi

  Calculate uncertainty in resistance of resultant circuits

Two resistors, R 1 = 100.0 ± 0.2 ? and R2 = 50.0 ± 0.1 ?, are connected (a) in series and (b) in parallel. Calculate the uncertainty in the resistance of the resultant circuits. What is the maximum possible error in each case?

  Determine the fraction of the throttle mass flow that

consider a regenerative rankine cycle with a 600c and 4-mpa throttle a 5-kpa condenser and an open feedwater heater at

  Temperature of refrigerant at end of the heating process

A rigid tank is heated for 9 minutes with a 800W electrical heater. During this time 70kJ of energy is lost due to heat transfer to the environment. Find the temperature of the refrigerant at the end of the heating process.

  Find the volume of the ring-shaped solid that remains

A cylindrical drill with radius r1 is used to bore vertically a hole through the centre of a sphere of radius r2.

  The refrigerant leaves the condenser at 07 mpa 26 degc

consider a non-ideal vapor-compression cycle where refrigerant 134a flows at a rate of 0.05 kgs. the refrigerant enters

  What is the total force reaction

What is the total force reaction (magnitude) at pin joint O when the square plate is released from rest? Assume the plate has a uniform thickness.

  This nuclide is produced by the endoergic reaction 16onp16n

an important radionuclide produced in water-cooled nuclear reactors is 16n which has a half-life of 7.13 s and emits

  What is the relationship between la and lb

Two simple pendulums are related as follows. Pendulum A has a length LA and a bob of mass mA; pendulum B has a length LB and a bob of mass If the period of A is twice that of B, What is the relationship between LA and LB?

  Emissions and reflections

Use a suitable method to predict the racS,T variation along these plates when a= e= 0.1, 0.5, and 0.8 and emissions and reflections are diffuse.

  Estimate the mass of the gas in the tank in kg

Estimate the mass of the gas in the tank in kg assuming the gas behaves as an ideal gas. If the gas warms up to 35 deg C as it sits in the sun all day, what would the pressure rise to?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd