Concentrations

Concentration is

• the amount of solute in the solvent

• the amount of solvent in the solute

• density

• particle size

Tags

NGSS.HS-PS1-5

In order to dilute a solution, you need to

• add more of the solid

• add more water

• find the mass

• find the volume

When measuring concentration, you must first find

• measuring cups
• equal volumes
• solvent
• solute

When a solution is very concentrated, it has a high amount of _________ to _________.

• solute to solvent
• solvent to solute
• solvent to solution
• solution to solute

Tags

NGSS.HS-PS1-5

Which is an example of a solute?

• Egg whites
• Sugar
• Water
• Acetone

Which is an example of a solvent?

• Salt
• Egg whites
• Water
• Sugar

You can make a solution more concentrated by adding __________.

• solute
• solvent
• water

The ___ is the thing being dissolved

• solute
• solvent

Solution

• Heterogeneous
• Homogeneous 

Which solution is more concentrated?

Solution 1:

20 mL of water

5 g of salt

Solution 2:

20 mL of water

10 g of salt

• Not enough information to tell

• Solution 1

• Solution 2

• They are equally concentrated

Tags

NGSS.HS-PS1-5