Aug '13
22
MCAT Question of the Day | MCAT Course


  • Q:

    Freeze-drying is the process by which water can be removed from materials that have been frozen first. Which of the following enhances the rate at which a material can be dried after being frozen?

     

    A

    increasing the pressure on the material

    B

    placing the material in a vacuum

    C

    further lowering the temperature of the material

    D

    increasing the humidity of the air in which the material has been placed




    Tags: Thermochemistry | Suggest a tag
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