Explain what is the density of air at that altitude

Assignment Help Chemistry
Reference no: EM13242675

Forty miles above the earth's surface, the temperature is 250 K and the pressure is 0.12 mm Hg. What is the density of air at that altitude? Assume the molar mass of air is 28.95 g/mol

Reference no: EM13242675

Questions Cloud

What factors determine nominal interest rate : How any years will it take to double the balance in the account If, instead, the investor has the alternative to place the deposit in an account that earns 7% interest compounded annually, how many years will it take to double the deposited fund
Define flask under the specified conditions : How much pressure is caused by 0.0201 mol of N2 and H2O in the flask under the specified conditions?
Created during the vietnam war era : Rosenquist’s painting was created during the Vietnam War era and eventually became associated with the anti-war movement. Explain whether you think the message of the painting F-111 is pro-war, anti-war, or neither.
How successful the comparative asian empires : Write a short essay comparing how successful the comparative Asian empires were in administering government when absent from local areas.
Explain what is the density of air at that altitude : Forty miles above the earth's surface, the temperature is 250 K and the pressure is 0.12 mm Hg. What is the density of air at that altitude. Assume the molar mass of air is 28.95 g/mol
Find the magnitude of the force : High speed photography shows that when a golf club hits a golf ball, the club and the ball typically remain in contact for 1x 10?3 s, Estimate the magnitude of the force that the club exerts on the ball
Explain what it the temperature of the gas : A tightly sealed 5.0 L flask contains argon at 85.2 deg. C and 781 mm Hg. The flask is heated until the pressure is doubled. What it the temperature of the gas
Important development in human evolution : In 3 paragraphs dentify and discuss what you think is the single most important development in human evolution from the advent of Australopithecines through the beginning of agriculture.
Define what is the pressure inside the flask : If 3.67 g of CO2 (MW = 44 g/mol) gas is introduced into an evacuated 3.58 L flask at 65 deg. C, what is the pressure inside the flask?

Reviews

Write a Review

Chemistry Questions & Answers

  A molecule of unknown structure has a molecular formula

A molecule of unknown structure has a molecular formula of C9H8O2. In the infrared spectrum there are absorptions at 1761, 1145, and 761 cm-1. In the 13C NMR spectrum,

  Explain highest occupied molecular orbital is antibonding

Given that O2 is parmagnetic and has a bond order of 2, and its highest occupied molecular orbital is antibonding, what would be the expected bond orders for O2 2- and O2 2+?

  How much zinc is needed to react with the gold

If a 1000 kilogram sample of rock is 0.021% gold by mass. How much zinc is needed to react with the gold extracted from the rock?

  How many grams of co2 were produced

when a .28 gram sample of limestone was decomposed by heating 75 millileters of CO2 at 750 mm Hg and 20 degrees celcius were evolved. How many grams of CO2 were produced?

  Explain the initial concentration in the half cells

In an Fe and Cr voltaic cell where the Fe is in Fe(NO3)2 and the Cr is in Cr(NO3)3; calculate the cell potential at 25 C if the initial concentration in the half cells are as follows [Cr 3+] = 2.45M and [Fe 2+] = .75 M

  What kind of intermolecular forces are present in each sub

Draw a Lewis structure for each molecule and determine its molecular geometry. What kind of intermolecular forces are present in each substance?

  How many grams of o2 are required

Otane has a density of 0.692 g/mL at 20°C. How many grams of O2 are required to burn 5.95 gal of C8H18?

  Determine the molecular formula of this substance

A compound has the empirical formula CH2O. When 0.0866 g is dissolved in 1.000 g of ether, the solution's boiling point is 36.5°C. Determine the molecular formula of this substance.

  What is the percent yield

The mass of iron produced by the reaction of 7.00 kg of Fe2O3 and 3.00 kg of CO is 3.55 kg. What is the percent yield? (Atomic weights: Fe = 55.85, O = 16.00, C = 12.01)

  State portion of that solution is diluted by adding

portion of that solution is diluted by adding 167 mL of water. What is the final concentration? Assume the volumes are additive.

  Determine the density of the object

Determine what ventilation rate (minimum) in m3/hr will be essential to keep the carbon monoxide concentration in his garage from the dangerous level of 1600 ppmv? What is your answer in this case?

  State the molar heat capacities of iron and gold

The molar heat capacities of Iron and Gold are 24.19 J/mol C and 25.41 J/mol C respectively. What is the final temperature of the water and pieces of metal?

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