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The vapor pressure of diethyl ether (ether) is 463.57 mm Hg at 25°C. How many grams...

The vapor pressure of diethyl ether (ether) is 463.57 mm Hg at 25°C.

How many grams of cholesterol, C27H46O, a nonvolatile, nonelectrolyte (MW = 386.6 g/mol), must be added to 283.8 grams of diethyl ether to reduce the vapor pressure to 457.73 mm Hg ?

diethyl ether = CH3CH2OCH2CH3 = 74.12 g/mol.

Grams of cholesterol?

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