Answer to Question #280296 in Physics for jack

Question #280296

7. What is the mass of a cubic meter of air at 20oC at sea level?

Expert's answer

"pV=\\frac{m}{M}RT\\to101325\\cdot1=\\frac{m}{0.02896}\\cdot8.31\\cdot293\\to"

"m=1.21 \\ kg" . Answer

Learn more about our help with Assignments: Physics

Comments

No comments. Be the first!

Leave a comment

Related Questions

1. How does the density of gases at different elevations in the atmosphere differ from the density of l
2. What is the buoyant force that acts on a 100-ton ship? (To make things simple, give your answer in t
3. If the buoyant force on a submerged object is less than the weight of the object, how do the densiti
4. Given the wavefunction of a standing wave: y(x,t) = A sin(πx)cos(2πt), where x and y are in meters
5. A sample of hydrogen atoms is irradiated with light with wavelength 85.5 nm, and electrons are obser
6. Water from a dam falls on a turbine 30 m below at the rate of 60 m³/min. Afterleaving the turbine w
7. .A crane lifts a 75kg mass a height of 8 m. Calculate the gravitational potential energy gained by t