25. When CH3OH is dissolved in water, how many particles are in the solution? А. 1 В. 3 С. 5 D. 6

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D. COH12O6
25. When CH3OH is dissolved in water, how many particles are in the solution?
А. 1
В. 3
C. 5
D. 6
26. Adding a nonvolatile solute to a liquid will
A. elevate both the freezing point and the boiling point
B. depress both the freezing point and the boiling point
C. depress the freezing point and elevate the boiling point
D. elevate the freezing point and depress the boiling point
27. Electrolytes have a greater effect on colligative properties than nonelectrolytes do because electrolytes
A. are volatile
B. have higher boiling points
C. produce more moles of solute particles per mole of solvent
D. produce fewer moles of solute particles per mole of solvent
28. In comparison to a 0.01 M solution of glucose, the depression in freezing point of a 0.01 M MgCl2 solution is
A. the same
B. about twice
C. about three times
D. about six times
29. At a given temperature, osmotic pressure of a concentrated solution of a substance
A. is lower than that of a dilute solution
is higher than that at a dilute solution.
C. is the same as that of a dilute solution
D. cannot be compared with an osmotic pressure of a dilute solution
B.
30. At a given temperature, osmotic pressure of a concentrated solution of a substance
A.
is lower than that of a dilute solution
Transcribed Image Text:D. COH12O6 25. When CH3OH is dissolved in water, how many particles are in the solution? А. 1 В. 3 C. 5 D. 6 26. Adding a nonvolatile solute to a liquid will A. elevate both the freezing point and the boiling point B. depress both the freezing point and the boiling point C. depress the freezing point and elevate the boiling point D. elevate the freezing point and depress the boiling point 27. Electrolytes have a greater effect on colligative properties than nonelectrolytes do because electrolytes A. are volatile B. have higher boiling points C. produce more moles of solute particles per mole of solvent D. produce fewer moles of solute particles per mole of solvent 28. In comparison to a 0.01 M solution of glucose, the depression in freezing point of a 0.01 M MgCl2 solution is A. the same B. about twice C. about three times D. about six times 29. At a given temperature, osmotic pressure of a concentrated solution of a substance A. is lower than that of a dilute solution is higher than that at a dilute solution. C. is the same as that of a dilute solution D. cannot be compared with an osmotic pressure of a dilute solution B. 30. At a given temperature, osmotic pressure of a concentrated solution of a substance A. is lower than that of a dilute solution
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