mixtures, solutions, pH

What type of mixture is this?

• heterogeneous 
• homogeneous

What is the measure of how much a substance dissolves in a given volume?

• atom
• element
• solububble
• solubility 

Tags

NGSS.MS-PS1-2

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

The concentration of a mixture can be increased in which of the following ways?

• Heating the mixture
• Adding more water “solvent”
• Adding more powder “solute”
• Stirring the mixture

A solution that is considered dilute would be....

• Dark in color
• Have a strong scent
• Have a large amount of solute
• Have a small amount of solute

Tags

NGSS.HS-PS1-5

air is a 

• compound
• element
• heterogeneous mixture
• solution

When Koolaid mix is light colored and tastes watery it is a _______ solution.

• saturated 
• diluted

How many grams of Na₂SO₄ would dissolve in 100 ml of water at 40^∘C?

• 58g

• 25g

• 38g

• 68g

Tags

NGSS.MS-PS1-4

Concentration is

• the amount of solute in the solvent

• the amount of solvent in the solute

• density

• particle size

Tags

NGSS.HS-PS1-5