Solutions Quiz_ChemB

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

• KNO3

• KBr

• NaCl

• Yb2(SO4)3

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

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

• 60

• 55

• 50

• Never

Tags

NGSS.HS-PS1-5

At 80'C, KBr's solubility is:

• 100

• 90

• 80

• 0

Tags

NGSS.HS-PS1-5

At 10'C, NaNO3's solubility is 80 g/100 g of H2O. Based on this information, what would the solubility be in 50 g of H2O.

• 40

• 80

• 160

• 16

Identify if the following solution would be saturated, unsaturated, or supersaturated: 103 g KBr at 70'C.

• Unsaturated

• Saturated

• Supersaturated

Tags

NGSS.HS-PS1-5

Identify how many grams of KNO3 is required to make a saturated solution at 40'C.

• 50 g

• 45 g

• 60 g

• 33 g

Tags

NGSS.HS-PS1-5

How does a solution become supersaturated?

• dissolve lots of solute in it.
• dissolve a little solute in it. 
• dissolve more solute than you should be able to. 
• dissolve a solvent in it. 

Solution where more solute can still be dissolved at the given temperature. 

• Saturated
• Unsaturated
• Mixture
• Homogeneous solution

Describe a solute.

• part of solution present in largest amount
• gets dissolved
• water
• surrounds and breaks apart

__________ are made up of solutes and solvents.

• Solutions
• Suspensions
• Heterogeneous Mixtures
• Pure Substances