Question: A gas at 20C may be rarefied if it contains less than 1012 molecules per mm3. If Avogadros number is 6.023E23 molecules per mole, what

A gas at 20°C may be rarefied if it contains less than 1012 molecules per mm3. If
Avogadro’s number is 6.023E23 molecules per mole, what air pressure does this represent?

Step by Step Solution

★★★★★

3.41 Rating (154 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

The mass of one molecule of air may be computed as Then ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

E-ME-FM (1).docx

120 KBs Word File

Students Have Also Explored These Related Mechanical Engineering Questions!

A vertical piston-cylinder device contains a gas at a pressure of 100 kPa. The piston has a mass of 5 kg and a diameter of 12 cm. Pressure of the gas is to be increased by placing some weights on the...

If the number of molecules in an ideal gas is doubled and the volume is doubled, by how much does the pressure change if the temperature is held constant?

A room contains air at 30oC and a total pressure of 96.0 kPa with a relative humidity of 75 percent. The partial pressure of dry air is (a) 82.0 kPa (b) 85.8 kPa (c) 92.8 kPa (d) 90.6 kPa (e) 72.0 kPa

Consider; Why is the mass of the earth important to maintain life as we know it? A) If the earth's mass were significantly different, we would be bombarded by cosmic rays that would strip away our...

Please help me with the following questions. 1. 7 Par\"! A carpenter builds an exterior house wall with a layer of wood 3.0 cm thick on the outside and a | er of rofoam insulation 2.4 cm thick on the...

Create an adsorption experiment report according to the data table in the leaflet. ADSORPTION FROM SOLUTION Introduction The term adsorption is used to descrihe the fact that there is a greater...

the only gas present stone time it important to note that the reactions take place over water or in Bueous medium. The reaction vessel therefore also contains pressure contributed by water vapour....

20. Before it can be fed to the gasification reactor, coal is ground to meet specifications on particle size. Since the ratio of dry coal to waterin the feed to the gasifieris to be 2kg coal /kg...

Republic of Iraq Ministry of Higher Education and Scientific Research University of Technology Chemical Engineering Department MODELING AND SIMULATION OF FCC RISERS A RESEARCH SUBMITTED TO THE...

) Why is the mass of the earth important to maintain life as we know it? A) If the earth's mass were significantly different, we would be bombarded by cosmic rays that would strip away our...

Green Wave Company plans to own and operate a storage rental facility. For the first month of operations, the company has the following transactions. 1. Issue 10,000 shares of common stock in...

The statement of financial position of Subsidiary Co as at 31 December 20x0, the date it was acquired by Parent Co, and income statements for Parent Co and Subsidiary Co for the year ended 31...

Present arguments for and against using advertising agencies.

do you think allowing more room for judicial discretion regarding departures from federal sentencing guidelines has helped the sentencing process? Explain your reasoning.

A jet of water of diameter 50 mm, having a velocity of 30 m/s strikes a curved vane which is moving with a velocity of 15 m/s. The jet makes an angle of 30 with the direction of motion of vane at...

State Bank has hired you as a loan officer. You have been given a file containing a loan request from XYZ Company, a manufacturer of farm machinery components. The requested loan is in the amount of...

Which of the following is an extensive property of a system? * Heat Capacity Concentration Molal heat Capacity Heat Which of the following is a thermodynamic property of a system? * O Temperature...

Work problem 11.25 using the (a) Wilson equation (b) NRTL equation (c) UNIQUAC equation Data from problem 11.25 Fit the specified model to the methanol(1) + benzene(2) system P-x-y data at 90C by...

One disadvantage of using accounts receivable as collateral for borrowing money is a. there is a cost involved as interest will be charged on the loan. b. there is more risk involved than using a...

Laurel, Inc., has debt outstanding with a coupon rate of 6.2% and a yield to maturity of 6.9%. Its tax rate is 25%. What is Laurel's effective (after-tax) cost of debt? NOTE: Assume that the debt has...

Travelling Salesman Problem (TSP) Example Homework - Unanswered Due Jan 22nd, 11:59 PM What is the cost of optimal solution to the Travelling Salesman Problem for this graph, assuming starting vertex...