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What is the equilibrium partial pressure of water vapor above a mixture of 64.4 g H2O...

What is the equilibrium partial pressure of water vapor above a mixture of 64.4 g H2O and 36.9 g HOCH2CH2OH at 55 °C. The partial pressure of pure water at 55.0 °C is 118.0 mm Hg. Assume ideal behavior for the solution.

a.9.88E-3 mm Hg
b.113 mm Hg
c.101 mm Hg
d.16.8 mm Hg
e.7.27E-3 mm Hg
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