Calculate the mass fraction of helium and the mass density

Assignment Help Electrical Engineering
Reference no: EM13228845

A He-Xe mixture containing 0.75 mole fraction of helium is used for cooling of electronics in an avionics application. At a temperature of 300 K and atmospheric pressure, calculate the mass fraction of helium and the mass density, molar concentration, and molecular weight of the mixture. If the cooling system capacity is 10 L, what is the mass of the coolant?

Reference no: EM13228845

Questions Cloud

Explain what is the ph of the solution formed by mixing : What is the pH of the solution formed by mixing 45.0 mL of 0.183 M potassium hydroxide and 65.0 mL of 0.145 M hydrochloric acid?
Discuss the key factors that impact location decisions : Discuss the key factors that impact location decisions. As an example, if locating a facility in India, what location decisions would a fast-food chain have to consider as compared to the location decisions of a software company?
Discuss the differences between utilization and efficiency : Discuss the differences between utilization and efficiency as measures of system performance. Which (if any) is the most useful measure for an operations manager? Why?
Find the new optimal solution : Consider the following linear program: Max 1A + 1B s.t. 5A + 3B ?15 3A + 5B ? 15 A, B ? 0 a. What is the optimal solution for this problem? b. Suppose that the objective function is changed to 1A + 2B. Find the new optimal solution.
Calculate the mass fraction of helium and the mass density : A He-Xe mixture containing 0.75 mole fraction of helium is used for cooling of electronics in an avionics application. At a temperature of 300 K and atmospheric pressure, calculate the mass fraction of helium and the mass density.
Use a combination of qualitative and quantitative methods : The classified department of a monthly magazine has use a combination of qualitative and quantitative methods to forecast sales of advertising space. results over a 20 month period are as follows.
How many earrings does raj have : Raj has a jewel chest containing Rings, Pins and Ear-rings. The chest contains 26 pieces. Raj has 2 1/2 times as many rings as pins, and the number of pairs of earrings is 4 less than the number of rings. How many earrings does Raj have?
What production issues are not included in data presented : what production issues are not included in the data presented?
Graph the three total cost lines on the same chart : 1) Graph the three total cost lines on the same chart. 2)Which alternative should Ski Boards, Inc., choos if it thinks it can sell more than 3000 boards 3) which alternative should the firm use if it thinks the market for boards will be between 10..

Reviews

Write a Review

Electrical Engineering Questions & Answers

  What driving torque will be required

A meta dyne with a uniform air gap is driven at constant speed with a constant dc voltage applied to the q brushes the stator is unexcited. Determine the current in the two circuit and the voltage between the q brushes. what driving torque will be..

  How many address lines and input-output data lines needed

The memory unit, 2M x 32, is specified by the number of words times the number of bits per word. How many address lines and input-output data lines are needed And give the number of bytes stored in the memory.

  Compare num of transmission path required in hybrid topology

A star-bus hybrid topology consists of a main three branch star toplogy with each branch connecting three stations in a bus topology. This toplogy is changed to a new bus-ring hybrid topology with main five station bus topology.

  Explain when the bowling ball is placed on the spring

A bowling ball is placed on a coil spring. The spring constant is 400N/m. When the bowling ball is placed on the spring, the spring compresses down 0.1m. If the spring is vertical how far will the bowling ball go

  The design must show all stages used in its development

The design must show all stages used in its development and must be implemented and tested in PSpice and suitable timing waveforms produced.

  Explain what bit pattern

What bit pattern (after you remove the beginning and ending flags and any stuffed bits) will the receiver pass on for higher level processing?

  Create a cron file that will regularly perform

Create a cron file that will regularly perform the following backups:?

  What is the range of the sensor voltage outputs

A manufacturer specification sheet lists the transfer function of a pressure sensor as 45±5% mV/kPa with a time constant of 4±10%. A highly accurate test system applies a step change of pressure from 20 kPa to 100 kPa.

  Determine the maximum load resistance

Develop a voltage-to-current converter that satisfies the requirement I = 0.0021Vin. If the op amp saturation voltage is ±12 V and the maximum current delivery is 5 mA, find the maximum load resistance.

  Declare and initialize a double variable payrate

Write C++ statements that accomplish each of the following: a. Declare and initialize int variables x to 25 and y to 18. b. Declare and initialize an int variable temp to 10 and a char variable ch to 'A'. c. Add 5 to the int variable x which alrea..

  What is the minimum value of t for reliable data sample

A 10-bit unipolar ADC with a reference of 5.00 F and a 44 micro seconds conversion time will be used to collect data on time constant measurement. Thus, the input will be of the form V (t) = 4(1-e^t/T) . What is the minimum value of T

  Determine the 4th discrete fourier transform

the frequency response h(e^jw) of a length-4 finite impulse response filter with a real impulse response h[n] that the following specific value: h(e^j0)=13, H(e^j3pi/2)=-3-j4, and h(e^jpi)=-3. determine the 4th discrete fourier transform (DFT) of ..

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