Posted by **Enya** on Monday, September 20, 2010 at 11:59am.

Helium is monatomic with a relative atomic mass of 4. calculate (i) the density of helium gas at a temperature of 0 degrees Celsius and a pressure of 101kPa and (ii) the rms speed of the helium atoms under these conditions

## Answer this Question

## Related Questions

- physics - A portable steel tank with a volume 35 liters (0.035m³) holds helium ...
- science - 1. the molar mass of helium is 4.00 g/mol. calculate the volume of 1 ...
- HELLO I NEED HELP AND NOBODY EVER HELPS ME. - 1. the molar mass of helium is 4....
- Physics - A sealed container of volume 0.10 m3 holds a sample of 3.0 x 10^24 ...
- chem - A vessel containing 39.5 cm^3 of helium gas at 25 degrees celsius and 106...
- Physics plzzzzzzzzz help - Ideal Gas Law: PV = N k T ---> N = PV/(k T) N = 1....
- Chem hw! - 1. What pressure would be needed to compress 25.1 mL of hydrogen at 1...
- Chem hw! - 1. What pressure would be needed to compress 25.1 mL of hydrogen at 1...
- Physics plzzzzzzzzz help - so ? A Goodyear blimp typically contains 4770 m3 of ...
- sciencee - 1. What pressure would be needed to compress 25.1 mL of hydrogen at 1...

More Related Questions