A solution is made by dissolving 22.9 g urea (), a nonelectrolyte, in 302 g water. (The vapor pressure of pure water is 23.8 torr at 25°C and 71.9 torr at 45°C.)

Calculate the vapor pressure of this solution at 25°C.

Vapor pressure =
torr

Calculate the vapor pressure of this solution at 45°C.

Vapor pressure =
torr

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