Solubility 1A

Which of the following statements is NOT true?

• Stirring a solution helps solute dissolve faster

• Decreasing the temperature of a solution increases solubility

• Increasing the pressure of a solution increases solubility

• Increasing the temperature of a solution increases solubility

Tags

NGSS.MS-PS1-4

When no more sugar will dissolve in a glass of water, the solution is...

• unsaturated

• saturated

• supersaturated

Tags

NGSS.MS-PS1-2

You can make a solute dissolve more quickly in a solvent by

• adding more solute.

• adding ice.

• heating the solvent.

• removing some solvent.

Tags

NGSS.MS-PS1-4

A supersaturated solution is one that....

• contains the maximum amount of dissolved solute.

• contains LESS solute than a saturated solution.

• contains MORE solute than can normally be dissolved

• has been stirred.

You have 2 liters of a saltwater solution. If you are able to dissolve more salt in the solution, which of the following is true?

• The solution is unsaturated.

• The solution is saturated.

• The solution is supersaturated.

At 30'C, which substance has the lowest solubility?

• KNO3

• KBr

• NaCl

• Yb2(SO4)3

Tags

NGSS.MS-PS1-2

At which temperature do KBr and KNO3 have the same solubility?

• 60

• 55

• 50

• 22

Saturated, unsaturated, or supersaturated?

110 grams of KBr at 70'C.

• Unsaturated

• Saturated

• Supersaturated

How many grams of KBr would make a saturated solution at 80'C?

• 100 g

• 50 g

• 60 g

• 10 g

125 grams of which TWO solutes would make saturated solutions at 72'C?

• KNO3 and NaNO3

• KNO3 and KBr

• NaCl and KNO3

• NaCl and KBr

Tags

NGSS.MS-PS1-2