Define the bottle is opened and more liquid ethanol is added

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a) A sealed glass bottle at room temperature is half-filled with ethanol. Slowly the temperature is lowered. Describe what happens to the molecule exchange at the liquid-vapor interface.

b) The bottle is opened and more liquid ethanol is added. The bottle is quickly sealed again. Describe what will happen to the pressure in the bottle as a function of time.

c) The vapor pressure of water at 30.0 degree celsius is 31.82mmHg. A portion of mannitol (C6H14O6, non-volatile) is added to make a 3.50M solution. The solution has a density of 1.048 g/mL. What is the new vapor pressure of the solution?

Reference no: EM13503248

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