Solutions

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

Kool-Aid - Powder, sugar, and water
Identify the solvent 

• water
• powder
• sugar
• powder and sugar

How does a solution become supersaturated?

• dissolve lots of solvent 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. 

Tags

NGSS.MS-PS1-2

Which of the following actions will NOT

increase the rate of dissolution

(dissolving)?

• Stirring the solution

• Decreasing the temperature

• Increasing the surface area of the

  solute

• Increasing the temperature

Tags

NGSS.HS-PS1-5

The universal solvent is ______. 

• sodium 
• acid 
• water 
• wind 

Tags

NGSS.HS-ESS2-5

Which of the following is an example of a heterogeneous mixture?

• salt water

• vinegar

• sugar solution

• mayonnaise

Water is referred to as the universal solvent because

• it is found throughout the universe

• all known substances dissolve in water

• many different substances dissolve in water

• it covers more than half of Earth's surface

Molarity is a measure of concentration based on moles of

• solute per liter of solution

• solvent per liter of solution

• solute per 100 g of solution

• solvent per 100 g of solution

What type of bonding occurs between two water molecules?

• ionic bonding

• hydrogen bonding

• oxygen bonding

• water bonding

The electrons in a water molecule are gathered nearest to

• the one oxygen atom

• the two hydrogen atoms

• the four hydrogen atoms

• none of the above