Compute the molar mass and density of dry air

Assignment Help Chemistry
Reference no: EM13194795

Dry air (0% humidity) is approximately 78% N2, 21% O2, and 1% Ar by moles. Calculate the molar mass and density of dry air at 0 °C and 1.0 atm. Assume ideal behavior and use two significant figures in your answers.

A. molar mass=

B. density=

Typical outdoor air also has water vapor, H2O(g), mixed in with the other gases. Consider the molar mass and density of humid air compared to dry air.

A.The molar mass of humid air is

B. The density of humid air is

Reference no: EM13194795

Questions Cloud

Define reaction of manganese dioxide with hydrochloric acid : Chlorine can be prepared in the laboratory by the reaction of manganese dioxide with hydrochloric acid, HCl(aq)
Socially neutral : Certain technologies often view themselves as "socially neutral." Do you find this view acceptable? Or does technology always have some social affect on society as a whole?
What is the size of the industry : what is the size of the industry and how is the industry segmented - what is the industry's projected growth and profitability?
Usa patriot act : identifying three advantages and three disadvantages of the USA PATRIOT Act. State your opinion and provide reasoning for it.
Compute the molar mass and density of dry air : Dry air (0% humidity) is approximately 78% N2, 21% O2, and 1% Ar by moles. Calculate the molar mass and density of dry air at 0 °C and 1.0 atm. Assume ideal behavior and use two significant figures in your answers.
Short-term bank debt currently costs : Short-term bank debt currently costs 6 percent and it is used to finance receivables and inventories on a seasonal or temporary basis.
Transition from military specifications : How did the transition from military specifications and standards to performance specifications and non-government standards impact RAM? Select all that apply.
Define when the gases are allowed to mix together : Container A holds 727 mL of ideal gas at 2.20 atm. Container B holds 134 mL of ideal gas at 4.20 atm. If the gases are allowed to mix together
Define when the gases are allowed to mix together : Container A holds 727 mL of ideal gas at 2.20 atm. Container B holds 134 mL of ideal gas at 4.20 atm. If the gases are allowed to mix together

Reviews

Write a Review

Chemistry Questions & Answers

  Acid base titrations and neutralization

The _______ of a titration occurs when the indicator changes color.

  At what rate (j/s) must the heater provide thermal energy

A small immersion heater is used to heat 475 mL of water from 75 degrees Fahrenheit to 195 degrees fahrenheit in 5.00 minutes.

  Express the molar concentration numerically

What would the molar concentration of the tree sap have to be to achieve this pressure on a day when the temperature is 28?

  Explain the lp gas combustion goes to heat the water

What mass of LP gas is necessary to heat 1.3 of water from room temperature (25.0 ) to boiling (100.0 )? Assume that during heating, 16% of the heat emitted by the LP gas combustion goes to heat the water.

  What is the temperature of the flame

suppose the flame on a gas burner emits light just like a blackbody. The flame appears blue, emitting most of its light at a wavelength of 475 nanometers.

  State photosynthesis chlorophyll a absorbs light

During photosynthesis chlorophyll a absorbs light of 440 nm and emits light of 670 nm.

  What will be the final temperature

A 100g sample of water at 27oC is poured into a 76.2g sample of water at 89oC. What will be the final temperature.

  State derive an expression for the instantaneous temperature

Derive an expression for the instantaneous temperature as a function of the instantaneous pressure, and use it to sketch T/Ti vs P/Pi.

  Compute the mass of sodium bromide produced

the products formed are sodium bromide and hydrogen sulphite. Calculate the mass of sodium bromide produced.

  Calculate the ph of a solution

Calculate the pH of a solution made by adding 42 g of sodium acetate, NaCH3COO, to 16 g of acetic acid, CH3COOH, and dissolving in water to make 300. mL of solution.

  What is density of this mixture of gases

A mixture of CO2 and N2 gases has an experiment density of 21922 mol/m3 at T=225K and Pressure= 68.759 MPa and Z=1.67661. What is density of this mixture of gases in mol/m3 by Peng-Robinson equation of state? (Mole fraction of Co2= 10.56%)

  What will be the new temperature

If a 484 mL sample of gas at 232 °C is allowed to expand (at constant pressure) to a volume of 494 mL, what will be the new temperature (in °C).

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