Calculate the mass of ethylene glycol (C2H6O2- molar mass =62.07 g/mol) that must be added to 1.00 kg of ethanol (C2H5OH -molar mass = 46.07 g/mol) to reduce its vapor pressure by 10.0 torrat 35E C. The vapor pressure of pure ethanol at 35E C is 100torr.

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we have ethiglene glycol Weight w Molau Mars 6207 gmol M Ap 1000 forr Re... View the full answer