Asked by Ryan

A solution contains naphthalene dissolved in hexane at a concentration of 10.40% naphthalene by mass. Calculate the vapor pressure of hexane above the solution, given that the vapor pressure of pure hexane at this temperature is 151 torr.

14 years ago

Answered by DrBob222

Convert 10.4% naphthalene in hexane to Xnaph and Xhexane.
Tben Phexane = Xhexane*P<sup>o</sup>hexane.

14 years ago

Answered by Ryan

how do i convert so? 10.4gNaphx1mol/128.18gNaphx86.2gHexane/1mol=6.99molHexane?

6.99mol*151torr=1056.08?

14 years ago

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