Physical Science Review 7.2 Question Preview (ID: 15659)
Concentration And Solubility.
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In which the following cases is pressure a factor in the solubility of the solute in the solvent?
a) carbon dioxide is dissolved in water
b) sugar is dissolved in water
c) salt is dissolved in water
d) alcohol is dissolved in water
Which 2 factors will decrease solubility?
a) decreased temperature and increased solute
b) decreased temperature and decreased solute
c) increased temperature and increased solute
d) increased temperature and decreased solute
When cooks heat up a saturated solution and then let it cool they are left with a
a) supersaturated solution
b) saturated solution
c) unsaturated solution
d) dilute solution
Which of the following will increase gas solubility?
a) increased pressure
b) increased volume
c) decreased temperature
d) decreased solvent
Which compound is the most soluble in 100 g of water at 0 degrees Celsius?
a) Aluminum Sulfate: solubility 31.2 g
b) Barium Hydroxide: solubility 1.67 g
c) Cesium Nitrate: solubility 9.33 g
d) Lead Chloride: solubility 0.67 g
Which combination of solid and liquid would likely form a solution?
a) Ionic solid and polar liquid
b) Ionic solid and non-polar liquid
c) Non-polar solid and polar liquid
d) Polar solid and non-polar liquid
KCl is added to water until no more can be dissolved at that temperature. Some solid remains at the bottom of the beaker. How would you describe the solution?
a) saturated
b) unsaturated
c) supersaturated
d) heterogeneous
Which of the following sugar solutions is most dilute?
a) 2 g sugar dissolved in 100 g of solution
b) 12 g sugar dissolved in 30 g of solution
c) 15 g sugar dissolved in 25 g of solution
d) 25 g sugar dissolved in 60 g of solution
Which of the following sugar solutions is most concentrated?
a) 2 g sugar dissolved in 100 g of solution
b) 12 g sugar dissolved in 30 g of solution
c) 15 g sugar dissolved in 25 g of solution
d) 25 g sugar dissolved in 60 g of solution
Solubility is
a) the amount of solvent that will dissolve a given amount of a solute at any temperature
b) the amount of solute that will dissolve in a given amount of solvent at a certain temperature
c) the amount of solvent that will dissolve a given amount of a solute at a certain temperature
d) the amount of solute that will dissolve in a given amount of solvent at any temperature
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