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Questions and Answers
What happens to the vapor pressure of a solution when a non-volatile solute is added?
What happens to the vapor pressure of a solution when a non-volatile solute is added?
- The vapor pressure decreases (correct)
- The vapor pressure increases
- The vapor pressure remains unchanged
- The vapor pressure initially increases and then decreases
Which of the following statements about the boiling point of a solution is true?
Which of the following statements about the boiling point of a solution is true?
- The boiling point of a solution depends on the concentration of the solute
- The boiling point of a solution is lower than that of the pure solvent
- The boiling point of a solution is higher than that of the pure solvent (correct)
- The boiling point of a solution is the same as that of the pure solvent
What is the relationship between the freezing point of a solution and the concentration of the solute?
What is the relationship between the freezing point of a solution and the concentration of the solute?
- The freezing point is independent of the concentration of the solute
- The relationship between freezing point and solute concentration is not well-defined
- The freezing point increases as the concentration of the solute increases
- The freezing point decreases as the concentration of the solute increases (correct)
What is the unit of the ebullioscopic constant $K_{eb}$?
What is the unit of the ebullioscopic constant $K_{eb}$?
According to Raoult's law, what is the relationship between the vapor pressure of a solution and the vapor pressures of the pure components?
According to Raoult's law, what is the relationship between the vapor pressure of a solution and the vapor pressures of the pure components?
Which of the following solutions would have the highest boiling point elevation?
Which of the following solutions would have the highest boiling point elevation?
Which of the following statements about the ebullioscopic constant is true?
Which of the following statements about the ebullioscopic constant is true?
What is the cause of freezing point depression and boiling point elevation in solutions?
What is the cause of freezing point depression and boiling point elevation in solutions?
Which of the following solutions would have the lowest freezing point depression?
Which of the following solutions would have the lowest freezing point depression?
What is the relationship between the boiling point elevation and the molality of the solute?
What is the relationship between the boiling point elevation and the molality of the solute?
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