Wednesday
September 3, 2014

Homework Help: physics....properties of matter....ASAP.pls

Posted by adewuyi on Friday, November 16, 2012 at 4:29am.

Helium gas occupies a volume of 0.04m^3 at a pressure of 2*10^5 N/m^2 and a temperature of 300K,calculate:
1.) the mass of helium
2.)the root mean square speed of its molecule
3.)the root mean square speed at 432K when the gas is heated at constant pressure to this temperature

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Physics - A sealed container of volume 0.10 m3 holds a sample of 3.0 x 10^24 ...
physics - A portable steel tank with a volume 35 liters (0.035m) holds helium ...
12th grade physics - Helium is monatomic with a relative atomic mass of 4. ...
science - 1. the molar mass of helium is 4.00 g/mol. calculate the volume of 1 ...
chemistry - A helium-filled balloon of the type used in long-distance flying ...
chem - A balloon filled with 22.3 mol helium has a volume of 500. L at 0.0C and...
chem - A balloon filled with 22.3 mol helium has a volume of 500. L at 0.0C and...
HELLO I NEED HELP AND NOBODY EVER HELPS ME. - 1. the molar mass of helium is 4....
Physics plzzzzzzzzz help - Ideal Gas Law: PV = N k T ---> N = PV/(k T) N = 1....
Physics - The boiling point of helium at 1 atm is 4.2 K. What is the volume ...

Search
Members