Multiple Choice
The vapor pressure of pure acetone (propanone) is 266 torr. When a non-volatile solute is added, the vapor pressure of acetone above the solution falls to 232 torr. What is the mole fraction of the non-volatile solute in the solution?
A) 0.87
B) 0.69
C) 0.32
D) 0.13
E) 0.045
Correct Answer:
Verified
Correct Answer:
Verified
Q65: Cadmium bromide is used in photography and
Q66: A solution of ethanol (C<sub>2</sub>H<sub>6</sub>O) in water
Q67: Safrole is used as a topical antiseptic.
Q68: Copper(II) bromide is used as a wood
Q69: Determine the freezing point of a solution
Q71: A solution of sucrose (sugar) in water
Q72: In general, water is a good solvent
Q73: The most abundant molecules in the cell
Q74: The solubility of gases in water increases
Q75: Colloidal particles may be solids, liquids, or