Reading a Solubility Curve

Using the supplied solubility curve diagram, determine the temperature at which KNO₃ and NH₄Cl have the same solubility.

• 16°C

• 39°C

• 25°C

• 73°C

Tags

NGSS.MS-PS1-4

Using the supplied solubility curve diagram, determine what type of solution would be present if 50 grams of NH₃ was dissolved in 100 grams of water at 30°C.

• saturated

• unsaturated

• supersaturated

Using the supplied solubility curve diagram, determine which compound listed below is least soluble at 70°C.

• NH₄Cl

• NaCl

• KCl

• KNO₃

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

Using the supplied solubility curve, determine the type of solution that is formed if 80 grams of NaNO₃ were dissolved in 100 grams of water at 30°C.

• saturated

• unsaturated

• supersaturated

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What does this solubility curve show?

• Solubility increases as temperature increases

• Solubility decreases as temperature decreases

• Solubility decreases as concentration increases

• Solubility is not affected by temperature

Tags

NGSS.MS-PS1-4

Using the supplied solubility curve, determine which compound listed below is most soluble at 20°C.

• NH₃

• KCl

• KClO₃

• NaNO₃

Tags

NGSS.MS-PS1-2

Using the supplied solubility curve, determine the type of solution formed if 10 grams of Ce₂(SO₄)₃ were dissolved in 100 grams of water at 50°C.

• saturated

• unsaturated

• supersaturated

Tags

NGSS.MS-PS1-4

Using the supplied solubility curve, determine how many grams of KNO₃ will need to be dissolved in 100 grams of water at 60°C to make a saturated solution.

• 103 grams

• 85 grams

• 124 grams

• 140 grams

Tags

NGSS.MS-PS1-2

Using the supplied solubility curve, determine the type of solution formed when 60 grams of NH₄Cl are dissolved in 100 grams of water at 80°C.

• saturated

• unsaturated

• supersaturated

The the supplied solubility curve shows that when 79 grams of NaNO₃ is dissolved in 100 grams of water at 10°C, that a saturated solution will be formed.

• True

• False

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4