What is true about the heated solution upon cooling? A. As energy is released, the concentration of the solution increased. B. The rate of recrystallization hastens with the rate of cooling. C. The undissolved solutes start to settle at the bottom of the solution. D. All of the above
What is true about the heated solution upon cooling? A. As energy is released, the concentration of the solution increased. B. The rate of recrystallization hastens with the rate of cooling. C. The undissolved solutes start to settle at the bottom of the solution. D. All of the above
Introductory Chemistry: An Active Learning Approach
6th Edition
ISBN:9781305079250
Author:Mark S. Cracolice, Ed Peters
Publisher:Mark S. Cracolice, Ed Peters
Chapter16: Solutions
Section: Chapter Questions
Problem 132E
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Transcribed Image Text:22. What is true about the heated solution upon cooling?
A. As energy is released, the concentration of the solution increased.
B. The rate of recrystallization hastens with the rate of cooling.
C. The undissolved solutes start to settle at the bottom of the solution.
D. All of the above
23. If 50.0g of the solute is dissolved in 120.0g of the solvent at 15°C, how much solute must be added to make the
solution saturated?
A. -30.0 g
B. -46.0 g
C. -80.0 g
D. -96.0 g
24. Which of the following is classified as an organic compound?
A. glucose
B. nitrogen gas
C. water
D. barium bromide
25. Milk is a colloid characterized by which of the following?
A. A gas is dispersed in liquid.
B.
A liquid is dispersed in liquid.
C. A solid is dispersed in liquid:
D. All of the choices.
26. Which of the following modes of expressing concentration is independent of temperature?
A. Molarity and molality
B. Normality and mole fraction
C. Molality and mole fraction
D. Molarity and mole fraction
27. Which of the following statements is NOT true?
A. Dissolution and crystallization are onnosite nocesse
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