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. Which of the following molecules has an assumed van't Hoff factor equal to 27 A. K3PO4 B. M9SO4 C. NAHSO4 D. C6H1206

. Which of the following molecules has an assumed van't Hoff factor equal to 27 A. K3PO4 B. M9SO4 C. NAHSO4 D. C6H1206

Chemistry & Chemical Reactivity
Chemistry & Chemical Reactivity
9th Edition
ISBN:9781133949640
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter13: Solutions And Their Behavior
Section: Chapter Questions
Problem 104SCQ: Sodium chloride (NaCl) is commonly used to melt ice on roads during the winter. Calcium chloride...
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Answer no. 24, 26, 27 & 28
24. Which of the following molecules has an assumed van't Hoff factor equal to 2? A. K3PO4 B. M9SO4 C. NaHSO4 D. CSH1206 25. When CH30H is dissolved in water, how many particles are in the solution? A. 1 B. 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 5olution 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
Transcribed Image Text:24. Which of the following molecules has an assumed van't Hoff factor equal to 2? A. K3PO4 B. M9SO4 C. NaHSO4 D. CSH1206 25. When CH30H is dissolved in water, how many particles are in the solution? A. 1 B. 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 5olution 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
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