What is the term used to describe a homogeneous mixture where one substance is dissolved in another?

• Suspension

• Colloid

• Solution

• Emulsion

What is the unit of measurement for the concentration of a solution?

• Molality

• Molarity

• Parts per million

• Normality

Tags

NGSS.HS-PS1-5

What property of water makes it effective at dissolving many substances?

• Surface tension

• Viscosity

• Polarity

• Density

What happens to the ions in an ionic compound when it dissolves in water?

• They evaporate

• They remain intact

• They form a precipitate

• They break apart

Tags

NGSS.MS-PS1-2

Why do nonpolar substances not dissolve in water?

• They have an even distribution of electrons

• They are too large

• They form strong interactions with water

• They are too dense

What principle summarizes the solubility of substances with similar polarity?

• Solubility product

• Like dissolves like

• Common ion effect

• Opposites attract

How does temperature generally affect the solubility of solids in liquids?

• Varies randomly

• Increases solubility

• No effect

• Decreases solubility

Tags

NGSS.MS-PS1-4

What effect does increased pressure have on the solubility of gases in liquids?

• Increases solubility

• Decreases solubility

• Varies randomly

• No effect

What is a saturated solution?

• A solution with excess solute

• A solution with no solute

• A solution that holds the maximum amount of solute

• A solution that can hold more solute

What does a solubility curve represent?

• The pH of a solution

• The change in solubility with temperature

• The boiling point of a solution

• The density of a solution

Tags

NGSS.MS-PS1-4