Test Review: Solutions

A simple solution consists of two parts, a

• Acid and Base

• Solute and Solvent

• Two different liquids

• Solute and Precipitate

If you increase the temperature of a substance, its solubility generally

• Decreases

• Stays the same

• Increases

• Lowers

Tags

NGSS.MS-PS1-4

The solubility of gases tend to __________ when you increase temperature.

• Increase

• Decrease

• Stays the same

• Dissolve

Tags

NGSS.MS-PS1-4

The polarity of water allows it to dissolve many substances, giving water the name

• Universal Solution

• Universal Solute

• Universal Solvent

• Dr. Dissolver

What is a substance that is dissolved in another substance? 

• solution
• solute
• solvent
• compound

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

In the above picture, a powder is about to be poured into the liquid. Which of the following should be done to make this powder dissolve faster?

• stir the powder in the liquid
• freeze the mixture
• add more powder to the liquid
• store the mixture in a dark place

Another name for a homogeneous mixture is 

• an element.
• a solution.
• a compound.

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

• water
• powder
• sugar
• powder and sugar

When a Koolaid mix in water is dark in color and very sweet it is a __________ solution.

• concentrated 
• Diluted