Ch 6 - Solutions & Solubility

Describe a solute.

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

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. 

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

Which solute is the most soluble at 10 ⁰C?

• KI
• KClO₃
• NH₄Cl
• NH₃

Which solute is the least soluble at 90 ⁰C?

• SO₂
• KClO₃
• KI
• HCl

How many grams of SO₂ can dissolve at 50 ⁰C?

• 5 g
• 10 g
• 20 g
• 39 g

Tags

NGSS.MS-PS1-4

How many more grams of KNO₃ dissolve at 50 ⁰C compared to 0 ⁰C?

• 85 g
• 15 g
• 70 g
• 100 g

Tags

NGSS.MS-PS1-4

What is the minimum temperature needed to dissolve at least 10 g of KClO₃?

• 25 ⁰C
• 10 ⁰C
• 5 ⁰C
• 100 ⁰C

Tags

NGSS.MS-PS1-4

Which salt is LEAST soluble at 0 ºC?

• K₂Cr₂O₇
• KNO₃
•  KClO₃
• Ce₂(SO₄)₃

Tags

NGSS.MS-PS1-2