Mr. Crowne's Midterm Review 2019-20

What is a solute?

• The substance that does the dissolving in a solution.
• The substance that is dissolved into the solution.
• The mixing of different substances.
• The process in which neutral molecules lose or gain electrons

What is a solvent?

• The substance that does the dissolving in a solution.
• The substance that is being dissolved in a solution.
• The mixing of different substances.
• The process in which neutral molecules lose or gain electrons

Which is an example of a solute?

• Egg whites
• Sugar
• Water
• Acetone

Which is not an example of dissolving?

• Salt in water
• Sugar in water
• Water in water
• Copper sulfate in water

The thing that does the dissolving

• Solute
• Solvent
• Colloid
• Solution

Substance dissolved in a solution

• concentration
• solute
• solvent
• solution

Tags

NGSS.HS-PS1-5

Sugar water is a 

• solution
• suspension
• colloid

Stirring the solution...

• Slows the process down
• Doesn't change the process
• Speeds up the process
• None of the above

Tags

NGSS.MS-PS1-2

The solution salt needs ___ grams of solute dissolved in 100ml of water at 60⁰ C to make the solution supersaturated 

• 200 grams 
• 350 grams
• 290 grams
• 300 grams

Water is a universal solvent

• true
• false