What is the partial pressure of ethane, Pethane, in the flask? Express your answer to three significant figures and include the appropriate units.

Question

mastering chem homework I am struggling how to set up the problem

Answer 1

Hi Abril,

Now you have enough information provided!

First, use PV=nRT and the atomic weight of Ar to determine P(Ar) in the flask initially. Then the remainder of the final pressure in the flask is that of ethane == P(ethane) .

Cheers,

--Mr. d.