Which one of the following solutions has the highest vapor pressure?

NetherCraft 0

A) 20.0 g of glucose (C6H12O6) in 100.0 mL of water

B) 20.0 g of sucrose (C12H22O11) in 100.0 mL of water

C) 10.0 g of potassium acetate KC2H3O2 in 100.0 mL of water

2 Answers

  • A and C are up around 1 molal

    while B is approx. 0.6 molal

    so

    B has highest VP

  • Highest to lowest:

    Sucrose

    Glucose

    Potassium Acetate

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