Introduction to Solutions and Solubility

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

• Saturated
• Unsaturated
• Supersaturated
• Homogeneous solution

The ___ is the thing being dissolved.

• solute
• solvent
• mixture
• suspension

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

• Saturated
• Unsaturated
• Supersaturated
• Homogeneous solution

You and your friend have a contest to see who can make iced tea the fastest. Which of the following would NOT help you win?

• Cooling the water
• Using smaller crystals
• Heating the water
• Stirring quickly

Tags

NGSS.HS-PS3-4

Define solubility

• how much pressure is in an object has
• Surface Area per Temperature
• how much solute can dissolve in a solvent
• it is a made up word

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 super amount of solvent in it. 

Which substance is MOST soluble at 0 ºC?

• KI
• NaNO₃
• NaCl
• Ce₂(SO₄)₃

When 20 grams of potassium chlorate, KClO₃, is dissolved in 100 grams of water at 80 ºC, the solution can be correctly described as:

• supersaturated
• saturated
• unsaturated

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

When 20 grams of KNO₃ is dissolved in 100 grams of water at 80 ºC, the solution can be correctly described as:

• supersaturated
• saturated
• unsaturated

Tags

NGSS.HS-PS3-4

A solution of potassium chlorate, KClO₃, has 20 grams of the salt dissolved in 100 grams of water at 70 ºC. Approximately how many more grams of the salt can be added to the solution before reaching the saturation point?

• 10 grams
• 30 grams
• 80 grams
• 60 grams 

Tags

NGSS.HS-PS3-4