The total pressure of a mixture of helium and argon in a closed cylinder is 3.0 atm. If the partial pressure of the argon is 0.365 atm, what is the partial pressure exerted by the helium?
1 Answer
May 24, 2018
Explanation:
Dalton's law of partial pressures states that:
where
Here, there are only two gases, and so:
And so, plugging in the given values, we get: