Quiz - Solutions And Solubility Page 3

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____ 12. Which term describes the process in which ions are surrounded by water molecules?
a. dissociation
b. dilution
c. transpiration
d. hydration
____ 13. Suppose a solution at 80 C contains 350 g sucrose/100 g of water. Based on the solubility curve shown here,
what type of solution would result if the temperature is cooled to 60 C?
a. saturated
b. supersaturated
c. unsaturated
d. none of the above
____ 14. Which of the following accurately shows the dissociation equation for aluminum chloride, AlCl
?
3
3+
1
a. AlCl
(s)
Al
(aq) + Cl
(aq)
3
3+
1
b. Al
(aq) + 3 Cl
(aq)
AlCl
(s)
3
3+
1
c. AlCl
(s)
Al
(aq) + 3 Cl
(aq)
3
3+
1
d. Al
(aq) + Cl
(aq)
AlCl
(s)
3
____ 15. Which term describes a layer of underground rock that holds a considerable quantity of water?
a. surfactant
b. alloy
c. amalgam
d. aquifer
16. Can a solution be saturated and dilute at the same time? Explain.

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