Problem: A solution contains naphthalene (C10H8) dissolved in hexane (C6H14) at a concentration of 12.51 % naphthalene by mass. Calculate the vapor pressure at 25 oC of hexane above the solution. The vapor pressure of pure hexane at 25 oC is 151 torr.

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A solution contains naphthalene (C10H8) dissolved in hexane (C6H14) at a concentration of 12.51 % naphthalene by mass. Calculate the vapor pressure at 25 oC of hexane above the solution. The vapor pressure of pure hexane at 25 oC is 151 torr.

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