Friday
October 24, 2014

Homework Help: chemistry

Posted by samantha(very important) on Sunday, October 23, 2011 at 7:13pm.

A gas mixture with a total pressure of 745mmHg contains each of the following gases at the indicated partial pressures: CO2, 257 mmHg; Ar, 123mmHg; and O2, 160 mmHg. The mixture also contains helium gas.

What is the partial pressure of the helium gas?

What mass of helium gas is present in a 10.1L sample of this mixture at 263 K?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

chem 105 - A gas mixture with a total pressure of 745mmHg contains each of the ...
Chemistry 105 - A gas mixture with a total pressure of 745 mmHg contains each of...
Chemistry - A gas mixture with a total pressure of 750 mmHg contains each of the...
Chemistry (URGENT) - A gas mixture with a total pressure of 770 contains each of...
chemistry - A gaseous mixture at a total pressure of 1.50 atm contains equal ...
chemistry - A gas mixture contains oxygen and argon at partial pressures of 0....
chemistry - a mixture of methane and ethane is stored in a container at 294 mmHg...
chemistry - The gases in a mixture have the following partial pressures at the ...
Chem-organic, bio, intro - A gas mixture contains oxygen and argon at partial ...
Chemistry - The vapor pressures of ethanol (C2H5OH) and 1-propanol (C3H7OH) are ...

Search
Members