AnswersChemistry 1A - Mr. KaanLab: Ionic and Covalent Bonds

Solubility Answers

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1
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Oil and water placed in a jar will separate. Even when shaken and mixed, the oil still separates from the water.

A
Oil and water are highly soluble because they have separate chemical properties.
B
Oil and water have a low solubility because they have separate chemical properties.
C
Oil and water are highly soluble because they exert different pressures.
D
Oil and water have a low solubility because they exert different pressures.
2
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Which most likely represents the process of dissolving carbon dioxide in soda?

A
increased temperature to increase solubility
B
increased pressure to increase solubility
C
decreased agitation to decrease solubility
D
decreased pressure to increase solubility
3

Which refers specifically to a heated solution that holds more dissolved solution than it can hold at a lower temperature?

A
supersaturated
B
undersaturated
C
heterogeneous
D
homogeneous
4

The chart shows the amount of solute that fully dissolved when added to 500 ml of water.

Question illustration
A
X → Y → Z
B
Y → X → Z
C
Z → X → Y
D
Y → Z → X
5

A substance is boiled repeatedly and stirred, but the solute never mixes with the solvent. Which best describes why?

A
The temperature was not high enough to mix the solute and solvent.
B
The chemical properties of the solute and solvent are different.
C
The pressure was increased.
D
The solution was saturated.
6

The same amount of substance was added to four beakers of water. The treatments were placed in the chart.

Question illustration
A
Solutions X and Z have greater solubility than solutions W and Y.
B
Solutions Y and Z have greater solubility than solutions W and X.
C
Solutions W and Y have greater solubility than solutions X and Z.
D
Solutions W and Z have greater solubility than solutions X and Y.
7

Four solutes are added to a solvent. All solutes have the same mass and solubility. The surface areas of four solutes are 2 mm2, 4 mm2, 6 mm2, and 10 mm2. Which solute will dissolve the quickest?

A
2 mm2
B
4 mm2
C
6 mm2
D
10 mm2
8

Naomi has increased the pressure on a solution of liquid and gas in a closed container. What will this do to the gas in her solution?

A
increase the amount
B
decrease the amount
C
increase the temperature
D
decrease the temperature
9

The cell membrane around a cell forms a barrier that protects and regulates the cell. Certain chemicals can pass through the plasma membrane because they have similar chemical properties as the membrane.

A
They are concentrated.
B
They are soluble.
C
They are diluted.
D
They are heated.
10

Which refers specifically to a solution with as much dissolved solute as it can hold at a given temperature?

A
supersaturated
B
saturated
C
heterogeneous
D
homogeneous

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